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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 = '248') AND (category.subclass = '226.12') ORDER BY date ASC, patent, type

Total of 72 patents found where: Class is '248'; Subclass is '226.12';

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T / S Patent Date Description Patentee Category Assigned To
 1893
U Specimen known 493,434 March 14, 1893 Insulator Pin
Pin base - hollow cast iron with wood threaded cob (dates metal base)		 LOCKE, Fred M.
 Pin 1/2 to G. Paddock & W. Page
 1894
U 524,100 August 7, 1894 Supporting Insulator for Electric Wires
Pin		 BEARDSLEY, Lauren S.
 Pin  
 1895
U 539,123 May 14, 1895 Cross Arm for Carrying Electrical Wires
Angle iron crossarm with wood support for insulator pins		 ECKERT, Thomas T.
 Crossarm  
U 548,669 October 29, 1895 Insulator Pin
Pin with threaded wooden cone and steel bolt		 STEPHEN, Charles Wm.
 Pin  
 1898
U 609,288 August 16, 1898 Means for Fastening Insulator Pins to Crossarms
Pin, wooden with friction device to hold it in the crossarm		 MITCHELL, Loron
 Pin  
 1904
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 754,123 March 8, 1904 Insulator Pin
Pin (metal) with webs made to reduce weight		 BULLARD, James H.
 Pin  
U 758,179 April 26, 1904 Supporting Pin for Line Insulators
Steel pin with porcelain base and metal cap		 HILLIARD, JR., John D.
 Pin  
 1905
U 779,828 January 10, 1905 Insulator Pin
Pin composed of bolt and threads formed in split metal tube		 WOOD, Montraville M.
 Pin General Electric Co.
U 794,645 July 11, 1905 Insulator Bracket for Telephone Poles, etc.
Wire device to secure a side pin to a pole		 SPRINGEN, Knudt G.
 Pin  
U 806,887 December 12, 1905 Insulator Pin
Pin (metal) with ribbed cast iron base		 GODDARD, Walter T.
 Pin Locke Insulator Mfg. Co.
 1906
U 814,613 March 6, 1906 Insulator Pin
Pin (metal) bracket using split sheet metal threads		 MACKEAN, Frank
 Pin  
 1907
U 848,506 March 26, 1907 Insulator Pin and Support Therefor
Pin made of Electrose		 STEINBERGER, Louis
 Pin  
U 851,577 April 23, 1907 Cross Arm Pin
Steel pin with clips at the bottom to secure the pin and ribs at the top to prevent turning		 WEAVER, David
 Pin  
U Specimen known 855,253 May 28, 1907 Insulator Pin
Pin with hollow cast iron cone and thimble		 LEE, JR., William States
 Pin  
U 871,490 November 19, 1907 Insulator Pin Mounting
Mounting for hollow steel pin on a steel tower		 DUNCAN, John D. E.
 Pin  
 1908
U Specimen known 878,679 February 11, 1908 Support for Insulators
Pin, cast iron with U-bolt to clamp on crossarm (Smith-Grip pin)		 SMITH, William N.
 Pin  
U 878,870 February 11, 1908 Insulator Support
Pin with metal shank and bolt		 CREAGHEAD, Thomas J.
 Pin  
U 906,787 December 15, 1908 Insulator Pin
Pin, metal with wood cob and flange to nail to crossarm		 ETTE, Charles G.
 Pin Ette Investment Co.
 1909
U 910,799 January 26, 1909 Insulator Pin
Pin (metal) split & bent on each end to hold thimble on pin & pin in crossarm		 EDMISTON, Samuel J.
 Pin  
U Specimen known 927,701 July 13, 1909 Insulator Support
Pin bracket (metal) for insulator on crossarm		 WOODMANSEE, Fay
 Pin John Porter and Electric Service Supplies Co.
U Specimen known 928,010 July 13, 1909 Cross Arm Fitting and Insulator Support
Steel bracket that fits and clamps around the crossarm, specimens manufactured by St. Louis Malleable Casting Co., St. Louis, MO		 WAY, Sylvester B.
 Bracket  
U 937,984 October 26, 1909 Insulator Bracket
Bracket to mount insulator in mortar between bricks		 BROWN, Edward V.
 Bracket 1/2 to Adolph Day
 1910
U 945,212 January 4, 1910 Insulator Clamp
Bracket for pin that clamps around crossarm		 BLACKBURN, Jasper
 Bracket  
 1911
U 1,000,389 August 15, 1911 Insulator Bracket
Steel bracket that fits around the crossarm		 ETTE, Charles G.
 Bracket Ette Investment Co.
 1912
U 1,022,121 April 2, 1912 Insulator Pin
Pin, metal with barbs to hold it in hole in crossarm		 BOYLAND, Clarence Joseph
 Pin  
U 1,027,710 May 28, 1912 Pole Cross Arm
Metal crossarm with metal pins		 ETTE, Charles G.
 Pin Ette Investment Co.
U 1,027,711 May 28, 1912 Pole Cross Arm
Metal crossarm with metal pins		 ETTE, Charles G.
 Pin Ette Investment Co.
 1914
U 1,095,860 May 5, 1914 Insulator Holder
Pin composed of metal wire		 HEFFNER, Herman C.
 Pin  
U 1,097,414 May 19, 1914 Adjustable Insulator Support
Bracket, metal to fit around crossarm for two insulators		 FORT, Louis
 Bracket  
U 1,110,495 September 15, 1914 Insulator Support
Pin, pressed metal to form bin and support		 KOBERT, Frank P.
 Pin Barnes & Kobert Mfg. Co.
U 1,110,496 September 15, 1914 Insulator Support for Electric Wires
Pin and metal bracket to fit around crossarm		 KOBERT, Frank P.
 Pin Barnes & Kobert Mfg. Co.
 1915
U 1,147,065 July 20, 1915 Insulator Clamp and Bracket
Steel bracket and pin combination that fits around the crossarm		 ZIEG, Joseph
 Bracket  
 1916
U 1,174,607 March 7, 1916 Insulator Supporting Pin
Pin, metal threaded to receive metal bushing cemented in insulator		 PEIRCE, JR., Charles L.
 Pin  
U 1,175,849 March 14, 1916 Insulator Base
miscellaneous circular holder with metal support		 WARREN, Frederic A.
 Miscellaneous  
U 1,184,963 May 30, 1916 Insulator Pin
Pin, metal with circular groove to receive threaded wooden pin		 KENNEDY, Matthew G.
 Pin  
U 1,189,088 June 27, 1916 Bracket for Electrical Wire Construction
Bracket that bolts through the crossarm with pin above and below the crossarm		 GARDNER, George Stafford
 Bracket John Randolph Fletcher
U 1,196,272 August 29, 1916 Insulator Pin
Pin, metal with sheet metal support cone and threads		 PEIRCE, JR., Charles L.
 Pin 1/2 to Hubbard & Co.
U 1,196,273 August 29, 1916 Cross Arm Saddle
Saddle for pin that fits on top of crossarm		 PEIRCE, JR., Charles L.
 Pin 1/2 to Hubbard & Co.
U 1,199,735 September 26, 1916 Insulator Pin
Pin, metal to prevent turning of threaded head (improvement of 1,094,852)		 PORTER, John W.
 Pin Electric Service Supplies Co.
U 1,202,419 October 24, 1916 Insulator Supporting Pin
Pin, metal with bolting bracket and spring for threads		 PEIRCE, JR., Charles L.
 Pin 1/2 to Hubbard & Co.
U 1,202,885 October 31, 1916 Insulator Pin
Pin, metal with bolting bracket and spring for threads		 PEIRCE, JR., Charles L.
 Pin 1/2 to Hubbard & Co.
 1917
U 1,231,068 June 26, 1917 Insulator Support for Cross Arms
Bracket with insulator pins that fits around the crossarm		 SAYLOR, Charles C.
 Bracket  
 1920
U 1,328,687 January 20, 1920 Insulator Support
Thimble of metal for multipart insulator		 PLIMPTON, Bentley A.
 Thimble  
U 1,328,732 January 20, 1920 Insulator Pin
Improvement of the Lee pin (see 855,253) to allow adjustment of the insulator		 HARMS, Rhinehart W.
 Pin The R. Thomas & Sons Co.
U 1,333,420 March 9, 1920 Insulator Bracket
Bracket that fits around crossarm to support egg-shaped insulators		 ILES, Charley S.
 Bracket  
 1925
U 1,525,229 February 3, 1925 Means for Mounting Insulator Pins
Steel pin and bracket for mounting on a crossarm with a clamping system not dependent on the size of the crossarm		 COTTON, Charles S.
 Pin  
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  
 1926
U 1,583,462 May 4, 1926 Supporting Pin for Insulators
Pin bracket that fits around and bolts to crossarm		 HENDEE, Lem E.
 Pin Line Material Co.
U 1,586,642 June 1, 1926 Insulator Pin
Steel pin and bracket combination stamped out of sheet metal and bolted around the crossarm		 ARNDT, John P.
 Pin  
U 1,603,003 October 12, 1926 Fixing Means for Bolts
Steel pin designed with flanges on top and bottom of hole bored in crossarm to keep out water		 ENNIS, William F.
 Pin  
 1928
U 1,657,340 January 24, 1928 Insulator Pin
Steel pin with base support on crossarm		 AUSTIN, Arthur O.
 Pin The Ohio Brass Co.
U 1,657,341 January 24, 1928 Insulator Pin
Steel pin with base support on crossarm		 AUSTIN, Arthur O.
 Pin The Ohio Brass Co.
U 1,670,429 May 22, 1928 Pin for Insulators
Steel pin and bracket combination stamped out of sheet metal and bolted around the crossarm		 ARNDT, John Philip
 Pin  
U 1,690,392 November 6, 1928 Insulator Pin
Steel insulator pin		 AUSTIN, Arthur O.
 Pin The Ohio Brass Co.
U Specimen known 1,690,596 November 6, 1928 Insulator Pin
Steel pin with saddle and U-bracket to secure to the crossarm		 SEYLER, Carl P.
 Pin  
U 1,696,861 December 25, 1928 Insulator Supporting Pin
Hollow steel pin, cast iron base resting on crossarm, and bolt to attach to crossarm		 PLIMPTON, Bentley A.
 Pin Locke Insulator Corp.
 1929
U 1,738,875 December 10, 1929 Insulator Pin
Wooden pin strengthened with a metal collar		 DUFFY, Ralph E.
 Pin  
 1930
U 1,750,769 March 18, 1930 Insulator Pin
Steel pin with rolled threads and support on top of crossarm		 AUSTIN, Arthur O.
 Pin The Ohio Brass Co.
U 1,750,770 March 18, 1930 Insulator Pin
Steel pin with supporting base that fits over top and edge of wooden crossarm		 AUSTIN, Arthur O.
 Pin The Ohio Brass Co.
 1931
U 1,793,191 February 17, 1931 Insulator Pin
Hollow steel pin that can be rotate to align conductor and secured with a keeper pin		 PLIMPTON, Bentley A.
 Pin Locke Insulator Corp.
U 1,829,926 November 3, 1931 Insulator Pin
Steel pin with saddle that fits over a curved-top crossarm		 HAWLEY, Kent A.
 Pin Locke Insulator Corp.
U 1,832,240 November 17, 1931 Insulator Pin and Method of Making Same
Hollow forged steel pin with base support, bolt, and means to keep out water		 PLIMPTON, Bentley A.
 Pin Locke Insulator Corp.
 1932
U 1,863,539 June 14, 1932 Pole Top Pin
Steel pin with strap to attach to top of pole		 HAWLEY, Kent A.
 Pin Locke Insulator Corp.
 1933
U 1,912,007 May 30, 1933 Insulator Pin
Steel pin and externally threaded steel cone support securely mounted to the crossarm		 PLIMPTON, Bentley A.
HAWLEY, Kent A.
 Pin Locke Insulator Corp.
 1941
U 2,235,102 March 18, 1941 Insulator
Electric fence with bracket to attach an easily adjustable insulator to a T-post		 FLEENER, Charles M.
 Fence  
U 2,241,212 May 6, 1941 Insulator Pin Reinforcing Bracket
Bracket attached to pin offers lateral support to prevent the bending of the pin		 MACK, Edward A.
 Bracket/pin Line Material Co.
 1943
U Specimen known 2,311,779 February 23, 1943 Insulating Apparatus For Electric Fences
Knob for fence post (porcelain SURGE insulator) (see 2,350,420) (see design 126,721) (see design 126,722) (see 2,454,348) [see picture 170540955]		 SCHILLING, Lorell John
 Electric Fence Babson Brothers Co.
 1944
U 2,345,404 March 28, 1944 Reinforced Insulator Pin
Steel pin with sheet metal reinforcing down to crossarm to provide bracing against horizontal strain		 MACK, Edward A.
 Pin Oliver Iron & Steel Corp.
 1950
U 2,500,927 March 21, 1950 Insulator Pin
Pin that is light-weight composed of magnesium and aluminum		 CASE, Rogers
 Pin Transadean Associates, Inc.
U 2,500,928 March 21, 1950 Insulator Support
Pin that is light-weight composed of magnesium and aluminum with split end		 CASE, Rogers
 Pin Transadean Associates, Inc.
 1952
U 2,592,031 April 8, 1952 Supporting Structure for Insulators
Pin and bracket made in one piece for easy attachment to crossarm		 HARDING, Donald D.
 Bracket/pin  

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