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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 = 'D13') AND (category.subclass = '131') ORDER BY date ASC, patent, type

Total of 26 patents found where: Class is 'D13'; Subclass is '131';

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T / S Patent Date Description Patentee Category Assigned To
 1893
D Specimen known 22,684 August 8, 1893 Design for an Insulator
CD 268.5 top-groove pin type (Dec. 1974 Cross Arm p. 34)		 GRAY, Lawrence B.
 Pin-type  
 1898
D 28,981 July 5, 1898 Design for a Cap for Insulators
Third rail insulator metal cap		 WILLARD, Ben
 Third Rail General Electric Co.
 1901
D Specimen known 34,211 March 12, 1901 Design for an Insulating Support for Electric Conductors
U-966 (see 689,218)		 STILLWELL, Lewis B.
 Pin-type  
D 34,450 April 30, 1901 Design for an Insulator
Top skirt for U-675		 LOCKE, Fred M.
 Pin-type  
U Specimen known 678,042 July 9, 1901 Rack Insulator
Cleat - rack type		 SARGENT, Howard R.
 Cleat General Electric Co.
D Specimen known 35,462 December 17, 1901 Design for an Insulator for Electric Wires
Self-tying pin type (see patent 707,429; 952,279)		 KING, Theodore F.
 Pin-type  
 1907
U 869,163 October 22, 1907 Insulator
Cleat for corners		 DEVINE, William J.
 Cleat  
 1913
D Specimen known 44,118 May 27, 1913 Design for an Insulator
Strain		 WHITE, Thomas C.
 Strain  
 1914
D Specimen known 46,014 June 30, 1914 Design for an Insulator
Strain		 AUSTIN, Arthur O.
 Strain  
D 46,243 August 11, 1914 Design for an Insulator
Strain		 BUNDY, Clifton L.
 Strain  
D Specimen known 46,451 September 22, 1914 Design for an Insulator
Strain		 SCHAAKE, William
 Strain Westinghouse Electric & Mfg. Co.
 1916
D 49,204 June 20, 1916 Design for an Insulator Body
Square insulator with larger square flange on top and threaded opening in top for bolt		 CLINE, Jerome G.
 Misc  
D Specimen known 49,365 July 11, 1916 Design for a Strain Insulator
Strain		 MULLER, Henry N.
 Strain  
D 49,538 August 22, 1916 Design for an Insulator
Multipart insulator style (Canadian Porcelain Co. president)		 GODDARD, Walter T.
 Pin-type  
 1918
D Specimen known 52,139 July 2, 1918 Design for a Strain Insulator
Strain		 KENDIG, Julian H.
 Strain  
 1920
D Specimen known 56,262 September 14, 1920 Design for an Insulator
Strain		 AUSTIN, Arthur O.
 Strain The Ohio Brass Co.
 1921
D Specimen known 59,947 December 13, 1921 Design for an Insulator
Strain		 AUSTIN, Arthur O.
 Strain The Ohio Brass Co.
 1923
U 1,441,990 January 9, 1923 Insulator Connector
Connector for the U-bolt links for Hewlett suspension disk		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
 1926
D Specimen known 69,381 February 9, 1926 Design for an Insulator
Radio strain		 BRACH, Leon S.
 Strain L. S. Brach Manufacturing Co.
 1930
U Specimen known 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.
 1938
D Specimen known 108,489 February 15, 1938 Design for an Electric Insulator
Standard Porcelain No. 57		 DALTON, Rolland E.
 Knob Porcelain Products, Inc.
 1939
D 115,578 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)		 STOHL, Ludwig A.
 Knob  
 1941
U Specimen known 2,228,196 January 7, 1941 Insulator
Wireholder with lag screw		 BOCH, Oscar A.
 Wireholder  
D Specimen known 126,721 April 22, 1941 Design for a Strain Insulator
Surge fence knob		 SCHILLING, Lorell John
 Knob Babson Brothers Co.
D Specimen known 126,722 April 22, 1941 Design for a Line Insulator
Surge fence knob		 SCHILLING, Lorell John
 Knob Babson Brothers Co.
U Specimen known 2,266,400 December 16, 1941 Insulator
CD 216		 REED, Frederick F.
 Insulator  

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