Patent information:

Patent:Utility 1,429,369
Patented:September 19, 1922
Applied:January 8, 1915
Title:Attaching Device
Description:Knob
Category:Knob
Assigned to:J. H. Parker & Son, Inc.

Patentee Information:

PARKER, William M. Parkersburg, WV

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:157INSULATORS Divided insulator Aligned through aperture;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:166RINSULATORS With insulator-supporting or attaching means Support penetrating Through aperture, penetrating element clamped;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:175INSULATORS With conductor holding means Insulator structure Self-retaining;
Class:248SUPPORTS
Subclass:71PIPE OR CABLE Brackets With support penetrating means;

Known specimens:

Number:G G

Drawings:

Drawing page 1

Page 1