Patent information:

Patent:Utility 887,520
Patented:May 12, 1908
Applied:September 6, 1907
Title:Insulator
Description:Knob - self-tying
Category:Knob
Assigned to: 

Patentee Information:

REHLING, John W. Allegheny, PA

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:175INSULATORS With conductor holding means Insulator structure Self-retaining;
Class:24BUCKLES, BUTTONS, CLASPS, ETC.
Subclass:129RCORD AND ROPE HOLDERS One-piece;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:166RINSULATORS With insulator-supporting or attaching means Support penetrating Through aperture, penetrating element clamped;
Class:256FENCES
Subclass:DIG3Wire clamp;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1