Patent information:

Patent:Design 10,981
Patented:January 14, 1879
Applied:December 13, 1878
Title:Design for Telegraph Insulator
Description:CD 102 ""pony"" telegraph insulator
Category:Pin-type
Assigned to: 

Patentee Information:

BROOKFIELD, James M. Brooklyn, NY

Class and subclass information:

Class:D13EQUIPMENT FOR PRODUCTION, DISTRIBUTION, OR TRANSFORMATION OF ENERGY
Subclass:130 

Known specimens:

Number:CD 102

Drawings:

Drawing page 1

Page 1