Patent information:

Patent:Utility 728,442
Patented:May 19, 1903
Applied:May 22, 1902
Title:Electric Insulator
Description:Self-tying slot top with wedge keeper plug
Category:Self-tying Slot Top
Assigned to:1/2 to Cummings & Anderson

Patentee Information:

BURKE, Edward J. Olyphant, PA

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:168INSULATORS With conductor holding means;
Class:24BUCKLES, BUTTONS, CLASPS, ETC.
Subclass:136RCORD AND ROPE HOLDERS Sliding part or wedge;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:156INSULATORS Divided insulator;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1