Patent information:

Patent:Utility 917,501
Patented:April 6, 1909
Applied:June 5, 1907
Title:Third Rail Insulator
Description:Electrose third rail insulator.
Category:Third Rail
Assigned to: 

Patentee Information:

STEINBERGER, Louis New York, NY

Class and subclass information:

Class:191ELECTRICITY: TRANSMISSION TO VEHICLES
Subclass:32CONDUCTORS Third rail Supports;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:158RINSULATORS With insulator-supporting or attaching means;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:171INSULATORS With conductor holding means Fitting or terminal type Special conductor form;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1

Drawing page 2

Page 2