Patent information:

Patent:Utility 514,221
Patented:February 6, 1894
Applied:June 22, 1893
Title:Insulator
Description:Pin sleeve
Category:Pin
Assigned to: 

Patentee Information:

GRAY, Lawrence B. Boston, MA

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:165INSULATORS With insulator-supporting or attaching means Support penetrating Penetrating element socketed in insulator;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:210INSULATORS Sectional, multi-part, composite, or coated Pin socket type;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1