Search the Insulator Patent Reference Library

Search the Insulator Patent Reference Library:

SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'GRAY') AND (first_name = 'Lawrence B.') ORDER BY date ASC, patent, type

Total of 6 patents found where: Last Name is 'GRAY'; First Name is 'Lawrence B.';

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
		1883
D	13,996	June 19, 1883	Design for an Inkstand Inkstand	GRAY, Lawrence B.	Ink
		1884
U	306,146	October 7, 1884	Press for Molding Glass Insulators Press for making threads with removable thread forming mandrel	GRAY, Lawrence B.	Press
U	306,147	October 7, 1884	Press for Molding Glass Insulators Press for making threads with removable thread forming mandrel	GRAY, Lawrence B. HAM, Joseph	Press
		1891
U	462,862	November 10, 1891	Press for Molding Glass Insulators Press for making insulators	GRAY, Lawrence B.	Press
		1893
D	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
		1894
U	514,221	February 6, 1894	Insulator Pin sleeve	GRAY, Lawrence B.	Pin

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