Search the Insulator Patent Reference Library

Search the Insulator Patent Reference Library:

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 = '153G') ORDER BY date ASC, patent, type

Total of 8 patents found where: Class is '174'; Subclass is '153G';

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
		1892
U	476,964	June 14, 1892	Insulating Tube for Electric Conductors Wall tube Patent was owned by Pass & Seymour.	SEYMOUR, Albert P.	Wall Tube
		1898
U	607,315	July 12, 1898	Insulator Wall tube of two split pieces [Scientific American 8-6-1898]	WINGARD, Charles L.	Wall Tube	1/2 to Luella Wingard
		1901
U	684,909	October 22, 1901	Insulating Bushing Bushing	COLE, John A.	Bushing
		1904
U	773,733	November 1, 1904	Insulator Wall tube with ribs and metal clip	GREENE, Leon W.	Wall Tube
		1906
U	830,501	September 11, 1906	Protecting Bushing for Electric Circuit Wires Bushing with screw threads	GOEHST, John H.	Bushing	Federal Electric Co.
		1913
U	1,056,392	March 18, 1913	Insulator Bushing	BARR, Carl A. KOREN, Jerome H.	Bushing
U	1,080,257	December 2, 1913	Insulator Wall tube with metal clip	BRUCHSALER, Karl	Wall Tube
		1914
U	1,099,374	June 9, 1914	Insulator Block in crossarm	HUNTER, Ira	Block	2/3 to Rafferty, 1/3 to Wells

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