Patent information:

Patent:Utility 396,334
Patented:January 15, 1889
Applied:September 28, 1888
Title:Overhead Insulator
Description:Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60)
Category:Composition
Assigned to: 

Patentee Information:

GILSON, Samuel H. Salt Lake City, UT

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:209INSULATORS Sectional, multi-part, composite, or coated;
Class:106COMPOSITIONS: COATING OR PLASTIC
Subclass:272COATING OR PLASTIC COMPOSITIONS Wax containing With filler, dye or pigment;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1