Patent information:

Patent:Utility 120,251
Patented:October 24, 1871
Applied:
Title:Improvement in Lightning Rod Couplings
Description:Lightning rods with interconnecting couplings
Category:Lightning Rod Coupling
Assigned to: 

Patentee Information:

DEMOREST, David W. Newark, NJ

Class and subclass information:

Class:403JOINTS AND CONNECTIONS
Subclass:340SCARF Mirror images;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:4RAIR TERMINALS;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:19WITH FLUIDS OR VACUUM Conduit or cable end structure;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:22RWITH FLUIDS OR VACUUM Conduit or cable joints With fluid stops;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1