Patent record, Patent # 876,939

[Trade Journal]

Publication: Western Electrician

Chicago, IL, United States
vol. 42, no. 5, p. 114, col. 1-3


Issued (United States Patent Office) January 21, 1908.


NO. 876,939.  INSULATOR
No. 876,939. Insulator


876,939. Insulator. harold W. Buck, Niagara Falls, N. Y. Application filed July 29, 1902.

The body of the insulator is a horizontal spindle with transverse external corrugations. The conductor is supported by the middle groove. The insulator is held by supports entering recesses in the opposite ends. (See cut.)


Keywords:Insulator : Patent
Researcher notes: 
Supplemental information: 
Researcher:Bob Stahr
Date completed:October 3, 2009 by: Bob Stahr;