SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '157') ORDER BY specimen ASC, date, patent, type |
Total of 94 patents found where: Class is '174'; Subclass is '157';
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 |
1884 | ||||||
U | 296,688 | April 8, 1884 | Insulating Support for Electric Conductors Knob for holding wires |
HAINES, David LAKE, Stephen |
Knob | |
1885 | ||||||
U | 324,692 | August 18, 1885 | Insulator for Securing Telegraph and other Wires Cleat |
HILL, George W. |
Cleat | |
1889 | ||||||
U | 398,025 | February 19, 1889 | Insulator Knob |
BROWN, Warren C. |
Knob | |
U | 411,801 | October 1, 1889 | Wire Holder and Insulator Cleat |
FLETCHER, John R. |
Cleat | |
1890 | ||||||
U | 440,042 | November 4, 1890 | Insulator for Electric Conductors Knob - 2 piece |
KESSLER, William |
Knob | |
1893 | ||||||
U | 502,614 | August 1, 1893 | Cleat for Insulated Wires Cleat - 2 piece |
CLARKE, Edward H. |
Cleat | 1/2 to Solomon Eaton |
U | 503,384 | August 15, 1893 | Cleat for Electric Wires Cleat - 2 piece |
PAWOLOWSKI, Jacob |
Cleat | |
1894 | ||||||
U | 525,001 | August 28, 1894 | Insulator Knob - 2 piece |
BRADLEY, Leonard W. |
Knob | |
U | 526,472 | September 25, 1894 | Insulator for Electric Conductors Knob - self-tying |
WEBSTER, George |
Knob | 1/2 to Arthur Ingraham & Samuel Brown |
U | 527,254 | October 9, 1894 | Insulator Cleat - 2 piece |
TRIMBLE, William D. |
Cleat | |
1895 | ||||||
U | 531,635 | January 1, 1895 | Electric Wire Holder or Insulator Knob - 2 piece |
ISKE, Albert |
Knob | |
1896 | ||||||
U | 558,165 | April 14, 1896 | Electric Wire Cleat Cleat - 2 piece |
EVANS, Fredric B. |
Cleat | 1/2 to Theodore Gould, Jr. |
1897 | ||||||
U | 575,090 | January 12, 1897 | Cleat Cleat with ridges to hold wire in grooves |
ADAM, Carl F. |
Cleat | |
1903 | ||||||
U | 726,651 | April 28, 1903 | Electric Wire Support Glass insert in crossarm to insulate a steel pin that supports the conductor |
CULLEN, Beauregard |
Pin | |
U | 746,469 | December 8, 1903 | Electrical Wire Support Wire support of cylindrical shape & metal support bolt to underhang wire |
CULLEN, Beauregard |
Wire | |
1904 | ||||||
U | 769,639 | September 6, 1904 | Cleat for Electric Conductors Cleat - 2-piece bolted together |
SARGENT, Howard R. |
Cleat | General Electric Co. |
U | 776,514 | December 6, 1904 | Cleat for Electric Wiring Knob - split |
HUNT, Emory C. |
Knob | 1/2 to C. W. E. Snyder |
1906 | ||||||
U | 815,471 | March 20, 1906 | Insulator Knob - split |
RICKS, George L. |
Knob | |
U | 818,186 | April 17, 1906 | Insulating Cleat 2-piece single wire cleat |
MURDOCK, Henry D. |
Cleat | |
U | 825,795 | July 10, 1906 | Insulator miscellaneous |
BAKER, Melvin F. |
Miscellaneous | |
1907 | ||||||
U | 845,544 | February 26, 1907 | Wiring Knob Knob |
GORDON, Waldo C. |
Knob | The Electric Good Mfg Co. |
U | 869,163 | October 22, 1907 | Insulator Cleat for corners |
DEVINE, William J. |
Cleat | |
U | 872,993 | December 3, 1907 | Insulator Cleat |
DEEM, Arthur S. |
Cleat | 1/2 to Issac Bear |
1908 | ||||||
U | 880,121 | February 25, 1908 | Electrical Insulator Knob wiring insulator composed of two or more discs to secure individual wires from each other and the supporting nail or screw. |
BOLTON, Daniel G. |
Knob | |
U | 905,014 | November 24, 1908 | Flexible Suspension for Conductors Electrose suspension system |
STEINBERGER, Louis |
Electrose | |
1909 | ||||||
U | 911,429 | February 2, 1909 | Cleat for Electric Wires Cleat - L shaped for curves |
MCLENNAN, Roderick |
Cleat | |
1910 | ||||||
U | 945,350 | January 4, 1910 | Insulator Two part insulator fitted in the underside of the crossarm. |
TINSLEY, Addison B. |
Under Crossarm | |
U | 955,065 | April 12, 1910 | Insulator miscellaneous oddball |
HARDIN, Cornelious C. |
Miscellaneous | |
U | 964,586 | July 19, 1910 | Insulator Knob - self-tying |
TUFTS, JR., John R. |
Knob | 1/2 to F. W. Clark |
1911 | ||||||
U | 981,074 | January 10, 1911 | Split-knob Insulator Knob triangular shaped |
DUPONT, Henry H. |
Knob | |
1912 | ||||||
U | 1,042,372 | October 22, 1912 | Split Insulator Knob |
HARRIS, John R. |
Knob | |
U | 1,042,677 | October 29, 1912 | Insulating Cleat Cleat |
HILTY, Robert D. |
Cleat | 1/2 to Ira Zeis |
1913 | ||||||
U | 1,049,405 | January 7, 1913 | Insulator Knob |
SCHAUB, Ferdinand |
Knob | |
U | 1,056,711 | March 18, 1913 | Crossover Insulator for Electrical Conductors Crossover |
SCHAUB, Ferdinand |
Crossover | |
U | 1,060,886 | May 6, 1913 | Insulator Interchangeable nail-knob parts |
BICKNELL, John E. |
Knob | Findlay Electric Porcelain Co. |
U | 1,061,620 | May 13, 1913 | Insulator Cleat |
MARKEL, Harley R. |
Cleat | |
1915 | ||||||
U | 1,163,114 | December 7, 1915 | Insulator Cleat |
STAHL, Loren |
Cleat | |
1916 | ||||||
U | 1,177,996 | April 4, 1916 | Insulator Knob with two nail holes |
CURRY, William J. ANDREWS, William A. |
Knob | |
U | 1,178,539 | April 11, 1916 | Insulator Cleat |
SCHAUB, Ferdinand |
Cleat | |
U | 1,194,747 | August 15, 1916 | Insulator Knob |
KELLS, Herbert R. |
Knob | |
U | 1,201,325 | October 17, 1916 | Insulator Knob |
MARKEL, Harley R. |
Knob | |
1917 | ||||||
U | 1,215,883 | February 13, 1917 | Crosstree for Telegraph Poles Large blocks of wood securing in between the blocks halves of a stone or porcelain insulator mounted on a crossarm to secure the wire |
SIMPSON, John Stewart |
Insulator | |
U | 1,217,315 | February 27, 1917 | Insulator Knob |
KENDIG, Julian H. |
Knob | |
1918 | ||||||
U | 1,273,313 | July 23, 1918 | Insulator Knob with metal clip |
BEATTY, Thomas W. |
Knob | |
1919 | ||||||
U | 1,302,158 | April 29, 1919 | Insulator Knob |
HARRIS, John R. |
Knob | |
1920 | ||||||
U | 1,335,634 | March 30, 1920 | Insulator Knob |
AMOS, Frank M. |
Knob | Wheeling Tile Co. |
1921 | ||||||
U | 1,376,307 | April 26, 1921 | Insulator Knob |
AMOS, Frank M. |
Knob | Wheeling Tile Co. |
U | 1,390,118 | September 6, 1921 | Insulator Knob |
FRIDRICHSEN, Peter Christian Carl |
Knob | |
1922 | ||||||
U | 1,427,953 | September 5, 1922 | Attaching Device Knob |
HARRISON, Arthur W. |
Knob | Porcelain Appliance Corp. |
U | 1,429,079 | September 12, 1922 | Split Insulator Knob |
KETTRON, Charles W. |
Knob | Illinois Electric Porcelain Co. |
U | 1,429,369 | September 19, 1922 | Attaching Device Knob |
PARKER, William M. |
Knob | J. H. Parker & Son, Inc. |
1923 | ||||||
U | 1,474,736 | November 20, 1923 | Insulator Knob |
SCHAUB, Ferdinand |
Knob | |
1926 | ||||||
U | 1,592,042 | July 13, 1926 | Insulator Knob |
NEWMAN, Maurice H. GILARDIN, William A. |
Knob | |
U | 1,602,918 | October 12, 1926 | Insulator Knob |
MARTINEZ, Woodward J. |
Knob | |
1928 | ||||||
U | 1,668,581 | May 8, 1928 | Electrical Insulating Knob Knob (Canada) |
BROWN, Donald M. |
Knob | |
1933 | ||||||
U | 1,920,978 | August 8, 1933 | Insulator Clamp type with lag screw |
FORT, Louis |
Clamp Type | |
1938 | ||||||
U | 2,135,344 | November 1, 1938 | Transposed Lead-In Transposition for radio line |
JOHNSTON, Fred E. |
Transposition | Crosley Radio Corp. |
1940 | ||||||
U | 2,213,425 | September 3, 1940 | Insulator Fastener Knob and bracket pin |
YOUNG, Harry M. |
Knob | Western Wire Products Co. |
1960 | ||||||
U | 2,935,553 | May 3, 1960 | Electrical Knob Insulator Nail-knob with center bushing to secure nail |
SHOWMAN, Robert L. |
Knob | A. B. Chance Co. |
1901 | ||||||
U | 682,831 | September 17, 1901 | Adjustable Insulator Knobs with various fluted sides grouped to hold wire |
MURDOCK, Henry D. |
Knob | |
1905 | ||||||
U | 806,588 | December 5, 1905 | Electrical Insulator Oval shaped nail-knob with saddle top for cap to fit over the saddle |
SINCLAIR, Herbert |
Knob | |
1908 | ||||||
U | 878,302 | February 4, 1908 | Insulator nail-knob, square shaped with reversible matching halves |
MARKEL, Harley R. |
Knob | |
1909 | ||||||
U | 917,207 | April 6, 1909 | Insulator Knob with offset screw |
WEBER, JR., August |
Knob | August Weber, Sr. |
U | 919,386 | April 27, 1909 | Insulator Nail knob made by Cook Pottery Co. known as the ""Wedge"" for holding two wires (see article 7273) |
SCHAUB, Ferdinand |
Knob | |
1910 | ||||||
U | 971,683 | October 4, 1910 | Insulator Knob |
MARKEL, Harley R. |
Knob | |
1911 | ||||||
U | 992,570 | May 16, 1911 | Insulator Knob with reversible L-shaped halves to better grip the wire and without projections that might get damaged during shipment. |
MARKEL, Harley R. |
Knob | |
1912 | ||||||
U | 1,014,934 | January 16, 1912 | Insulator Knob Knob |
BAKER, George |
Knob | |
U | 1,032,545 | July 16, 1912 | Insulator Knob |
HILTY, Robert D. |
Knob | 1/2 to Ira Zeis |
1913 | ||||||
U | 1,079,239 | November 18, 1913 | Insulator Knob with tube of metal surrounding the nail to aid in keeping parts together. |
HARRIS, John R. |
Knob | |
1915 | ||||||
U | 1,139,748 | May 18, 1915 | Insulator Knob |
BEATTY, Thomas W. |
Knob | |
U | 1,144,153 | June 22, 1915 | Insulator Knob |
NICHOLS, William H. |
Knob | |
U | 1,147,498 | July 20, 1915 | Divided Insulator Reversible nail-knob |
FREEMAN, Edgar H. |
Knob | Trenton Porcelain Co. |
1916 | ||||||
U | 1,176,801 | March 28, 1916 | Insulator Crossover block (see reissue 14,256 on 2-6-1917) |
WILLIAMS, William H. |
Crossover | |
U | 1,179,127 | April 11, 1916 | Insulator Knob, split with metal clip to hold the parts together |
MARKEL, Harley R. |
Knob | |
1917 | ||||||
R | 14,256 | February 6, 1917 | Insulator Crossover block (reissue of 1,176,801) |
WILLIAMS, William H. |
Crossover | |
U | 1,218,181 | March 6, 1917 | Insulator Knob nail-knob made by Cook Pottery Co. known as the ""Wedge"". |
HOMER, John W. |
Knob | |
U | 1,232,354 | July 3, 1917 | Insulator nail-knob |
MAIR, John E. |
Knob | Brunt Tile & Porcelain Co. |
1919 | ||||||
U | 1,290,540 | January 7, 1919 | Knob Insulator Knob with 6-prong star under cap (DIXIE NAIL-IT and DIXIE SCREW-IT) |
GLOCKER, Gustave |
Knob | |
U | 1,311,483 | July 29, 1919 | Insulator nail-knob, cap has radial ridges flush with rim of cap and base has ribbed grooves. |
AMOS, Frank M. |
Knob | Wheeling Tile Co. |
1920 | ||||||
U | 1,329,656 | February 3, 1920 | Insulator Nail knob made by Triangle M (Illinois Electric Porcelain Co.) with captivated nail. (DIXIE NAILIT) |
FARGO, Arthur H. |
Knob | Charles Tremain |
U | 1,354,396 | September 28, 1920 | Fastening Device Knob with ribs on nail to prevent separation |
HOENIG, Harry E. |
Knob | 1/2 to Josiat Smith |
1924 | ||||||
U | 1,521,433 | December 30, 1924 | Indicating Insulator Knob |
CHARLTON, Robert W. |
Knob | |
1892 | ||||||
U | 476,827 | June 14, 1892 | Wire Cleat Cleat Patent was owned by Pass & Seymour. |
SEYMOUR, Albert P. |
Cleat | |
1893 | ||||||
U | 505,912 | October 3, 1893 | Cleat for Holding Insulated Electric Wires Cleat (2-wire) - 2 piece |
BUFFINTON, Elisha W. |
Cleat | 1/2 to Albert F. Dow |
U | 508,687 | November 14, 1893 | Cleat for Electric Wiring Cleat (2-wire) - 2 piece |
DUGGAN, Frederic A. |
Cleat | |
1902 | ||||||
U | 697,001 | April 8, 1902 | Insulator 2-piece reversible nail-knob “P. E. M. Co. knob” (made by the Porcelain Electric Mfg. Co.) formerly known as the “W. E. split knob”. When Thomas received exclusive right to make and market the knob, it was called Thomas “T. P. I. knob “. |
NICHOLS, William H. |
Knob | 1/2 to Elmer Larrabee |
1903 | ||||||
U | 745,999 | December 8, 1903 | Insulator nail-knob with conical projection on the bottom part that fits in a conical recess in the top part and projections in the wire groove and cap to secure the wire. |
BOWER, Sigmund |
Knob | 1/2 to Joseph Levy |
1907 | ||||||
U | 855,208 | May 28, 1907 | Insulator nail-knob with top part fitting inside the bottom and with an offset nail hole. Specimen was found at Star Porcelain Co. dump with embossed marking IDEAL. |
SINCLAIR, Herbert |
Knob | |
U | 864,947 | September 3, 1907 | Clamp for Electric Wires Knob |
BUFFINTON, Elisha W. |
Knob | 1/2 to Marietta Huggett |
1908 | ||||||
U | 907,251 | December 22, 1908 | Electrical Wiring Knob nail-knob with side projection on each part to secure the wire. |
LAWRENCE, Harry W. |
Knob | |
1910 | ||||||
U | 965,723 | July 26, 1910 | Insulator nail-knob with ball holder. Known as the Paragon knob, which was sold by the Paragon Electric Co. |
MALTHANER, John F. |
Knob | |
1912 | ||||||
U | 1,021,059 | March 26, 1912 | Insulator Knob |
MARKLEY, Willis R. |
Knob | |
U | 1,048,850 | December 31, 1912 | Insulator Findlay reversible ""Buckeye"" split-knob for crossovers |
MOORE, John W. |
Knob | |
1915 | ||||||
U | 1,127,776 | February 9, 1915 | Insulator Reversible nail-knob |
KETTRON, Charles W. |
Knob | Illinois Electric Porcelain Co. |
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