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 = 'Guy Strain') ORDER BY date ASC, patent, type

Total of 1 patents found where: Category is 'Guy Strain';

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
 1918
U Specimen known 1,257,135 February 19, 1918 Guying-Pole
Cast iron member with three lugs for threadhing through guy cable on either side of the guy strain insulator which eliminates the need for clamps and is easier to install.
SHULL, Frederick G.
DE RIGHT, Elon J.
Guy Strain (marketed by the Shull Boltless Clamp Corp.)

Total of 0.00 seconds