SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '165') ORDER BY last_name ASC, first_name, date, patent, type |
Total of 118 patents found where: Class is '174'; Subclass is '165';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
T / S | Patent | Date | Description | Patentee | Category | Assigned To |
ADAMS, Basil R. S. | ||||||
U | 2,228,804 | January 14, 1941 | Insulator Pin Pin made of Bakelite and nailed underneath the crossarm |
ADAMS, Basil R. S. |
Pin | |
ANDERSON, Milton E. | ||||||
U | 992,397 | May 16, 1911 | Insulator Self-tying screw top |
ANDERSON, Milton E. |
Self-tying Screw Top | |
AUSTIN, Arthur O. | ||||||
U | 1,685,833 | October 2, 1928 | Process of Manufacturing Insulator Pins Manufacturing method to make steel pins for wooden crossarms |
AUSTIN, Arthur O. |
Manufacturing | The Ohio Brass Co. |
BARARD, Walter Hubbard | ||||||
U | 775,592 | November 22, 1904 | Insulating Support for Electric Third Rails Third rail with two bolts to secure it to the support and a metal cap to secure the rail. |
BARARD, Walter Hubbard |
Third Rail | |
BEAL, Carroll N. | ||||||
U | 634,568 | October 10, 1899 | Insulating Support for Electric Wires CD 309, U-416, under-crossarm type for better protection from rain |
BEAL, Carroll N. |
Insulator | |
BINKLEY, William J. | ||||||
U | 2,099,098 | November 16, 1937 | Bracket for Electrical Wires Wireholder with lag screw |
BINKLEY, William J. |
Wireholder | James R. Kearney Corp. |
BLACKBURN, Jasper | ||||||
U | 915,330 | March 16, 1909 | Insulator and Wire Clamp Self-tying twist lock type |
BLACKBURN, Jasper |
Self-tying Twist | |
BLOOMHALL, George L. | ||||||
U | 310,931 | January 20, 1885 | Device for Securing Electric Wires to Poles Pin with plate flange to wrap around pole without drilling a hole |
BLOOMHALL, George L. |
Pin | |
BOCH, John W. | ||||||
U | 601,195 | March 22, 1898 | High Potential Insulator Inner skirt extending down to the crossarm or through the crossarm to prevent arcing from the petticoat edges to the pin, U-944. (see patent 600,475) (see patent gb1898-0006235) |
BOCH, John W. |
Insulator | The R. Thomas & Sons Co. |
BOCH, Oscar A. | ||||||
U | 2,228,196 | January 7, 1941 | Insulator Wireholder with lag screw |
BOCH, Oscar A. |
Wireholder | |
BODLEY, Homer D. | ||||||
U | 872,216 | November 26, 1907 | Insulator Self-tying with cam lever |
BODLEY, Homer D. |
Self-tying Miscellaneous | |
BOOKER, Charles | ||||||
U | 778,005 | December 20, 1904 | Electric Insulator Pin hole with groove inside of pin hole & on pin |
BOOKER, Charles |
Pin | |
BOYNTON, John F. | ||||||
U | 66,453 | July 9, 1867 | Improvement in Insulators for Telegraphs Earthenware pin and insulator saturated with tar |
BOYNTON, John F. |
Earthenware | |
BRADY, Thomas H. | ||||||
U | 497,515 | May 16, 1893 | Insulator Cleat with metal clip to hold wire |
BRADY, Thomas H. |
Cleat | |
BROOMHALL, George L. | ||||||
U | 303,261 | August 12, 1884 | Cap for Telegraph and Telephone Poles Pin designed to cover top of pole to protect the pole from weather |
BROOMHALL, George L. |
Pin | |
U | 319,447 | June 9, 1885 | Insulator Wire groove projections through metal cover to contact wire |
BROOMHALL, George L. |
Wire | |
BULLARD, James H. | ||||||
U | 751,831 | February 9, 1904 | Insulator Pin Pin (metal) with webs and circular member to support inside surface of skirt |
BULLARD, James H. |
Pin | |
U | 772,553 | October 18, 1904 | Insulator Pin Pin (metal) composed of bars or rods attached to a metal plate |
BULLARD, James H. |
Pin | |
U | 823,461 | June 12, 1906 | Insulator Pin Pin (metal) made of wire loops and sliding grooved, ribbed bar for threads |
BULLARD, James H. |
Pin | |
BURKE, Edmund | ||||||
U | 1,880,766 | October 4, 1932 | Support for Insulators Steel pin with waterproof fiber threads and cone cover |
BURKE, Edmund |
Pin | Brown Company |
BUZBY, Joseph F. | ||||||
U | 427,296 | May 6, 1890 | Insulator CD 141.8 and CD 1037, self-tying with tapered pin hole & clamping flange |
BUZBY, Joseph F. |
Insulator | |
CARROLL, Charles F. | ||||||
U | 547,660 | October 8, 1895 | Insulator Pin and Insulator Pin through crossarm for insulator top & bottom of crossarm |
CARROLL, Charles F. |
Pin | 1/2 to Thomas Scott |
CRABTREE, Lawrence L. RIPLEY, T. Charley | ||||||
U | 1,047,176 | December 17, 1912 | Cross Arm Crossarm stamped out of sheet metal and easy to install |
CRABTREE, Lawrence L. RIPLEY, T. Charley |
Crossarm | |
DOREN, Dennis | ||||||
U | 472,529 | April 12, 1892 | Insulator Support Pin (metal) with wooden cob for glass insulators |
DOREN, Dennis |
Pin | |
EARHART, Albert C. | ||||||
U | 1,810,950 | June 23, 1931 | Insulator Rubber self-tying insulator |
EARHART, Albert C. |
Rubber | |
ECKERT, Thomas T. | ||||||
U | 554,664 | February 18, 1896 | Means for Supporting and Insulating Electric Conductors Pin coated with water repelling material |
ECKERT, Thomas T. |
Pin | |
ETHERIDGE, Harry | ||||||
U | 676,881 | June 25, 1901 | Self-Locking Insulator and Pin U-376, U-376A, U-376B, U-376C, U-376D |
ETHERIDGE, Harry |
Insulator | |
ETTE, Charles G. | ||||||
U | 905,414 | December 1, 1908 | Metallic Insulator Pin Pin, split metal |
ETTE, Charles G. |
Pin | Ette Investment Co. |
U | 906,003 | December 8, 1908 | Insulator Pin Pin (metal) with split threads for cushion material and wedge end in crossarm |
ETTE, Charles G. |
Pin | Ette Investment Co. |
U | 995,123 | June 13, 1911 | Insulator Pin Pin, metal with threaded bushing |
ETTE, Charles G. |
Pin | Ette Investment Co. |
FAY, John L. | ||||||
U | 894,616 | July 28, 1908 | Insulator and Wire Clamp U-401 and U-401A, insulator & wire clamp |
FAY, John L. |
Insulator | |
FITCH, Nathan T. | ||||||
U | 349,788 | September 28, 1886 | Insulator Knob |
FITCH, Nathan T. |
Knob | |
FORREST, Elbert E. | ||||||
U | 1,864,300 | June 21, 1932 | Anchor Device Metal attachment device for wireholders |
FORREST, Elbert E. |
Wireholder | Line Material Co |
FOWLER, George | ||||||
U | 415,504 | November 19, 1889 | Insulator Insulator with internal spring to hold tension on the wire |
FOWLER, George |
Spring | |
FRANTZ, Isaac B. | ||||||
U | 619,555 | February 14, 1899 | Telegraph Insulator Self-tying screw top |
FRANTZ, Isaac B. |
Self-tying Screw Top | |
GILCHREST, George Irving | ||||||
U | 1,435,225 | November 14, 1922 | Insulator Pin, wooded covered with metal for strength and to keep wood dry |
GILCHREST, George Irving |
Pin | Westinghouse Electric & Mfg. Co. |
GODDARD, Walter T. | ||||||
U | 1,258,211 | March 5, 1918 | Insulator Support Multipart supporting pin |
GODDARD, Walter T. |
Multipart | Locke Insulator Mfg. Co. |
GRAHAM, Charles M. | ||||||
U | 930,750 | August 10, 1909 | Insulator Protective shield & splash preventor on pin under insulator |
GRAHAM, Charles M. |
Protective Shield | |
U | 930,751 | August 10, 1909 | Reinforced Wooden Support for Insulators Splash preventor horizontal on pin under insulator |
GRAHAM, Charles M. |
Splash | |
GRAY, Lawrence B. | ||||||
U | 514,221 | February 6, 1894 | Insulator Pin sleeve |
GRAY, Lawrence B. |
Pin | |
HECHT, Julius L. GAPEN, Jotham C. | ||||||
U | 1,094,852 | April 28, 1914 | Insulator Pin Pin, metal flanged to fit crossarm and interior bolt for attachment to thimble |
HECHT, Julius L. GAPEN, Jotham C. |
Pin | 1/2 to Electric Service Supplies Co. |
HEINRICH, Walter A. | ||||||
U | 2,155,189 | April 18, 1939 | Electrical Wire Bracket Wireholder with lag screw |
HEINRICH, Walter A. |
Wireholder | James R. Kearney Corp. |
HENDEE, Lem E. | ||||||
U | 1,651,704 | December 6, 1927 | Line Insulator Wireholder with lag screw |
HENDEE, Lem E. |
Wireholder | Line Material Co. |
HOCHER, Andrew A. LASHER, Marshall | ||||||
U | 2,032,017 | February 25, 1936 | Sheet Metal Insulator Support Pin and Method of Making the Same Steel sheet metal pin easily manufactured |
HOCHER, Andrew A. LASHER, Marshall |
Pin | Hubbard and Co. |
HOLLER, John R. | ||||||
U | 1,664,172 | March 27, 1928 | Insulator Knob with metal hook to hold wire |
HOLLER, John R. |
Knob | |
HOLMES, Minot K. | ||||||
U | 2,352,151 | June 20, 1944 | Insulator CD 1030; Wireholder made of glass with detachable, interchangeable mounting pins |
HOLMES, Minot K. |
Wireholder | Owens-Illinois Glass Co. |
JAMIESON, Bertrand G. KELLER, Carl A. | ||||||
U | 1,056,998 | March 25, 1913 | Insulator Means of insulating and supporting a bussbar. |
JAMIESON, Bertrand G. KELLER, Carl A. |
Bussbar | |
JELLYMAN, Philip E. | ||||||
U | 2,870,244 | January 20, 1959 | Glass Insulator Assembly Units Glass toughened by stream of air after forming |
JELLYMAN, Philip E. |
Glass | Pilkington Brothers Limited |
KENDALL, Earl H. | ||||||
U | 2,292,948 | August 11, 1942 | Insulator and the Like Wireholder with slot for attaching lag screw |
KENDALL, Earl H. |
Wireholder | |
KYLE, William D. | ||||||
U | 1,500,626 | July 8, 1924 | Supporting Insulator Bracket for wireholder knobs and knob with lag screw |
KYLE, William D. |
Bracket | |
U | 1,594,207 | July 27, 1926 | Insulator Wireholder with lag screw and ring |
KYLE, William D. |
Wireholder | Line Material Co. |
U | 1,613,464 | January 4, 1927 | Reinforced Insulator Wireholder with lag screw and or U-shaped metal bracket |
KYLE, William D. |
Wireholder | Line Material Co. |
KYLE, William D. HENDEE, Lem E. | ||||||
U | 1,674,905 | June 26, 1928 | Insulator Wireholder with lag screw embedded in eye-shaped insulator |
KYLE, William D. HENDEE, Lem E. |
Wireholder | Line Material Co. |
KYLE, William D. | ||||||
U | 1,709,477 | April 16, 1929 | Insulator Wireholder with lag screw |
KYLE, William D. |
Wireholder | Line Material Co. |
LE BARON, Charles L. | ||||||
U | 154,258 | August 18, 1874 | Improvement in Telegraph Insulators Slotted insulator to hold wire |
LE BARON, Charles L. |
Slotted | |
LEE, Charles T. | ||||||
U | 485,106 | October 25, 1892 | Insulator Knob of mica with side groove to hold wire |
LEE, Charles T. |
Knob | The Johns-Pratt Co. |
LEE, Leffman H. | ||||||
U | 1,790,273 | January 27, 1931 | Insulator Wireholder with internal threaded metal core to receive a threaded shank that can be fixed to a wall |
LEE, Leffman H. |
Wireholder | |
LEMONT, Clarence J. | ||||||
U | 2,259,526 | October 21, 1941 | Insulator Wireholder with lag screw (see reissue 22,269 on 4-11-1944) |
LEMONT, Clarence J. |
Wireholder | Line Material Co. |
LEMSTROM, Karl Selim | ||||||
U | 732,088 | June 30, 1903 | Insulator for High Tension Currents Bracket clamped around pole for insulator pin |
LEMSTROM, Karl Selim |
Bracket | |
LEWIS, Albert C. | ||||||
U | 255,800 | April 4, 1882 | Insulator for Electrical Conductors Pin hole with spiral slot to receive pin with side knob |
LEWIS, Albert C. |
Pin | |
LEWIS, Joseph Slater | ||||||
U | 298,593 | May 13, 1884 | Insulator Washer around pin in pinhole |
LEWIS, Joseph Slater |
Washer | 1/2 to William P. Thompson |
LINDHOLM, John G. S. LINDHOLM, Anders P. | ||||||
U | 1,171,126 | February 8, 1916 | Insulator Pin Pin, sheet metal formed cone and threads |
LINDHOLM, John G. S. LINDHOLM, Anders P. |
Pin | Anders P. Lindholm |
LIVINGSTON, L. R. ROGGEN, J. J. ADAMS, Calvin KENDALL, Amos VAIL, Alfred | ||||||
U | 6,779 | October 9, 1849 | Supporter for Telegraph Wires Hook encased in metal shell (also House-top insulator?) |
LIVINGSTON, L. R. ROGGEN, J. J. ADAMS, Calvin KENDALL, Amos VAIL, Alfred |
Hook | |
LOCKE, Fred M. | ||||||
U | 476,207 | May 31, 1892 | Insulator Pin Pin |
LOCKE, Fred M. |
Pin | |
U | 484,209 | October 11, 1892 | Insulator CD 285 ""Edison"" - rainshed type for under crossarm |
LOCKE, Fred M. |
Insulator | |
U | 520,367 | May 22, 1894 | Insulator Transposition insulator CD 204 & U-192A |
LOCKE, Fred M. |
Insulator | 1/2 to G. Paddock & W. Page |
U | 605,109 | June 7, 1898 | Insulator Insulator with sleeve to protect pin |
LOCKE, Fred M. |
Insulator | |
U | 685,776 | November 5, 1901 | Insulator Support Pin sleeve plug with bolt to draw down & expanding sleeve in pin hole |
LOCKE, Fred M. |
Pin | |
U | 698,976 | April 29, 1902 | Sleeve for Protecting Insulator Pins Pin sleeve to protect pin |
LOCKE, Fred M. |
Pin | |
U | 701,063 | May 27, 1902 | Insulator Pin Pin |
LOCKE, Fred M. |
Pin | |
U | 796,977 | August 8, 1905 | Insulator Pin Pin |
LOCKE, Fred M. |
Pin | |
U | 852,730 | May 7, 1907 | Insulator U-957, broad skirt extending to crossarm with small threaded porcelain thimble |
LOCKE, Fred M. |
Insulator | |
MCCHESNEY, JR., Samuel Waldrop | ||||||
U | 2,269,409 | January 6, 1942 | Wire Holder Wireholder with lag screw |
MCCHESNEY, JR., Samuel Waldrop |
Wireholder | Porcelain Products, Inc. |
MERSHON, Ralph D. | ||||||
U | 605,256 | June 7, 1898 | Insulator CD 288, U-938 & U-945 |
MERSHON, Ralph D. |
Insulator | |
MEYER, Edwin M. | ||||||
U | 2,286,496 | June 16, 1942 | Wire Holder Wireholder with lag screw |
MEYER, Edwin M. |
Wireholder | Porcelain Products, Inc. |
MILLER, Charles E. | ||||||
U | 1,838,319 | December 29, 1931 | Insulator Wireholder with lag screw |
MILLER, Charles E. |
Wireholder | |
MOORE, William Enoch | ||||||
U | 955,661 | April 19, 1910 | Insulator Under crossarm type (see 1,694,415) |
MOORE, William Enoch |
Under Crossarm | |
PARKS, Albert F. | ||||||
U | 689,218 | December 17, 1901 | Electrical Insulator Pin sleeve (see design 34,211 for U-966) |
PARKS, Albert F. |
Insulator | Lewis Stillwell |
PEIRCE, JR., Charles L. | ||||||
U | 1,960,681 | May 29, 1934 | Insulating Support Pin Steel pin with malleable thread thimble with limited contact with the pin to aid in cushioning insulator |
PEIRCE, JR., Charles L. |
Pin | 1/2 to Hubbard & Co. |
PETERSON, Cyrus A. | ||||||
U | 557,600 | April 7, 1896 | Insulator Pin with spring coil |
PETERSON, Cyrus A. |
Pin | |
PETTERSEN, Kristian | ||||||
U | 1,059,903 | April 22, 1913 | Insulator with Fuse Insulator with fuse in the bottom |
PETTERSEN, Kristian |
Fuse Holder | |
PETTIT, Ernest E. | ||||||
U | 4,047,279 | September 13, 1977 | Upgrading Current Distribution Insulators Miscellaneous insulator with male screw to receive existing insulator for upgrading |
PETTIT, Ernest E. |
Miscellaneous | W. Leon Sell/Ernest E. Pettit/R. Don Sell |
PITTMAN, Ralph R. WALSH, Carroll H. | ||||||
U | 2,139,332 | December 6, 1938 | Wire Holder Wireholder with lag screw |
PITTMAN, Ralph R. WALSH, Carroll H. |
Wireholder | |
U | 2,139,333 | December 6, 1938 | Sealed Screw Wire Holder Wireholder with lag screw |
PITTMAN, Ralph R. WALSH, Carroll H. |
Wireholder | |
PLIMPTON, Bentley A. | ||||||
U | 1,328,687 | January 20, 1920 | Insulator Support Thimble of metal for multipart insulator |
PLIMPTON, Bentley A. |
Thimble | |
POINAN, Francis J. | ||||||
U | 868,122 | October 15, 1907 | Electric Insulator Multipart with glass skirt and two-piece head similar to Locke 25 |
POINAN, Francis J. |
Multipart | |
POND, Chester H. | ||||||
U | 122,961 | January 23, 1872 | Improvement in Telegraph Insulators Wooden insulator coated with tar with metal cap |
POND, Chester H. |
Wood | |
RICHARD, Augusto | ||||||
U | 821,746 | May 29, 1906 | Insulator Pin - method of cementing into insulator sleeve and attaching to insulator |
RICHARD, Augusto |
Pin | Societa Ceramica Richard-Ginori |
RISLER, Emil | ||||||
U | 664,176 | December 18, 1900 | Electric Insulator Knob - self-tying via screw cap |
RISLER, Emil |
Knob | |
ROSENFELD, Mortimer C. | ||||||
U | 1,258,816 | March 12, 1918 | Insulator Pin Steel pin with conical support base that fits in grooved steel base that fits over the top of the crossarm |
ROSENFELD, Mortimer C. |
Pin | |
SCHAAKE, William | ||||||
U | 1,192,690 | July 25, 1916 | Insulator Supporting Structure Pin (metal) for mounting on crossarm in combination with a threaded thimble |
SCHAAKE, William |
Pin | Westinghouse Electric & Mfg. Co. |
SELLYE, Howard P. | ||||||
U | 2,050,898 | August 11, 1936 | Electrical Insulator Wireholder with large hole and lag screw |
SELLYE, Howard P. |
Wireholder | |
SESSIONS, Edson O. | ||||||
U | 1,012,724 | December 26, 1911 | Insulator Support Bracket for pin-type insulator with wooden cob & mounted on a pipe |
SESSIONS, Edson O. |
Bracket | Fay Woodmansee |
SEYLER, Carl P. | ||||||
U | 1,807,878 | June 2, 1931 | Insulator Supporting Post Steel pin with sheet metal threads |
SEYLER, Carl P. |
Pin | |
SHREFFLER, James L. | ||||||
U | 712,440 | October 28, 1902 | Insulator Self-tying with slot and screw clamp |
SHREFFLER, James L. |
Self-tying Miscellaneous | |
SIMONDS, W. Edgar | ||||||
R | 3,499 | June 8, 1869 | Improvement in Telegraph Insulators Cup under insulator (similar to oil insulator) to maintain dry surfaces (see 71,418) |
SIMONDS, W. Edgar |
Cup | |
SLONECKER, Abiram J. | ||||||
U | 1,065,737 | June 24, 1913 | Insulator and Support Spiral conical insulator for tightening of line wire |
SLONECKER, Abiram J. |
Spiral | |
SMALLEY, Robert C. | ||||||
U | 1,755,971 | April 22, 1930 | Insulator Neon, knob to support wires for neon sign (""spook"" insulator) |
SMALLEY, Robert C. |
Neon | Claud Neon Lights, Inc. |
STAUB, Arthur J. | ||||||
U | 1,528,580 | March 3, 1925 | Insulator Pin Unique hollow steel pin with bottom halves that widen when the insulator is screwed down on the pin thus gripping the hole in the crossarm and securing the pin and allowing a tap wire to run from the line conductor down through the center of the pin |
STAUB, Arthur J. |
Pin | |
STEINBERG, JR., Henry W. | ||||||
U | 586,372 | July 13, 1897 | Insulator Self-tying slot top with perpendicular hole for retainer |
STEINBERG, JR., Henry W. |
Self-tying Slot Top | |
STEINBERGER, Louis | ||||||
U | 783,230 | February 21, 1905 | Insulator Support Steel pin supporting Electrose cover composed of threads and gutter at the bottom for transmitting water away from pin |
STEINBERGER, Louis |
Pin | |
U | 848,506 | March 26, 1907 | Insulator Pin and Support Therefor Pin made of Electrose |
STEINBERGER, Louis |
Pin | |
U | 853,743 | May 14, 1907 | Insulating Device Pin made of Electrose with flange on bottom |
STEINBERGER, Louis |
Pin | |
U | 855,261 | May 28, 1907 | Insulator Pin Pin made of Electrose with flanges |
STEINBERGER, Louis |
Pin | |
U | 855,355 | May 28, 1907 | High Potential Insulator Electrose multipart insulator for high voltages |
STEINBERGER, Louis |
Electrose | |
U | 879,068 | February 11, 1908 | Insulator for High Tension Currents Odd electrose insulator with large hood over the top |
STEINBERGER, Louis |
Electrose | |
U | 1,444,434 | February 6, 1923 | Insulator Supporting Pin Pin with corkscrew for threading into bottom of Electrose insulator |
STEINBERGER, Louis |
Pin | |
STOCKWELL, Millard E. | ||||||
U | 1,065,983 | July 1, 1913 | Insulator Pin (metal) formed from sheet metal |
STOCKWELL, Millard E. |
Pin | |
THOMAS, George W. | ||||||
U | 806,717 | December 5, 1905 | High Voltage Insulator Skirt (inner) cemented to insulator & extending to crossarm |
THOMAS, George W. |
Skirt | The R. Thomas & Sons Co. |
TREHARNE, Frederick G. | ||||||
U | 580,628 | April 13, 1897 | Insulator and Insulating Conduit or Tubing for Electrical Purposes Composition insulator of asbestos and cement |
TREHARNE, Frederick G. |
Composition | |
WEIMAR, Robert | ||||||
U | 1,712,860 | May 14, 1929 | Transposition Pin Pin (metal) through crossarm for transposition |
WEIMAR, Robert |
Pin | |
WILLIAMS, Richard H. | ||||||
U | 2,297,600 | September 29, 1942 | Insulator Support Steel pin for carrier circuits with threads coated with rubber |
WILLIAMS, Richard H. |
Pin | The B. F. Goodrich Co. |
WILSON, John | ||||||
U | 336,276 | February 16, 1886 | Insulator for Telegraph Wires miscellaneous - groove in crown for 2 or more wires of different size |
WILSON, John |
Miscellaneous | |
WILSON, Walter J. | ||||||
U | 1,013,250 | January 2, 1912 | Insulator Pin Pin for mine insulator comprised of split sheet metal |
WILSON, Walter J. |
Pin | |
WINSLOW, George H. | ||||||
U | 517,634 | April 3, 1894 | Pin for Insulators Pin for use with oil cup, CD 244 (see 524,659) |
WINSLOW, George H. |
Insulator | |
WOOD, Merritt L. | ||||||
U | 71,564 | November 26, 1867 | Improvement in Telegraph Insulators Metal shell lined with glass or porcelain with wooden pin and paraffin cavity |
WOOD, Merritt L. |
Metal | 2/3 to S. Porter & L. M. Monroe |
WOOLBERT, Henry W. | ||||||
U | 666,586 | January 22, 1901 | Insulator Insulator & crossarm (glass) reinforced with embedded metal wires |
WOOLBERT, Henry W. |
Insulator | |
ZIESCHE, Otto Paul | ||||||
U | 1,729,532 | September 24, 1929 | Electrical Insulator Cap and pin design for suspension insulator |
ZIESCHE, Otto Paul |
Suspension | Hermsdorf-Schomburg-Isolatoren G. M. B. H. |
Total of 0.06 seconds