Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Insulator Base') ORDER BY date ASC, patent, type

Total of 1 patents found where: Category is 'Insulator Base';

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
 1910
U 979,840 December 27, 1910 Insulator Base
Insulator base to support a high voltage insulator on a building roof to allow the conductor to enter the roof
GODDARD, Walter T.
Insulator Base Locke Insulator Mfg. Co.

Total of 0.00 seconds