Patent information:

Patent:Utility 402,810
Patented:May 7, 1889
Applied:November 24, 1888
Title:Supporting and Cross-Connecting Electric Wires
Description:Transposition method using double crossarms with long and short pins
Category:Transposition
Assigned to: 

Patentee Information:

DENVER, William J. Boston, MA

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:33ANTI-INDUCTIVE STRUCTURES Conductor transposition;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1