Patent information:
Patent: | Utility 938,137 |
Patented: | October 26, 1909 |
Applied: | April 6, 1908 |
Title: | Lightning Rod |
Description: | Lightning rod coupling not made of copper but maintaining a copper contact |
Category: | Lightning Rod Coupling |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 64 | WITH SUPPORT; Static building construction; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 3 | LIGHTNING PROTECTION; Rods; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 94S | CONDUITS, CABLES OR CONDUCTORS; Combined; With joints; Bare-conductor; Separable; |
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 148.1 | SERIAL,RELATIVELY MOVABLE PORTIONS; Serial diverse single flow path or line; |
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 392 | SCREW; Attached thread bushing; |
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 397 | INTERNAL SLEEVE; |
Class: | 403 | JOINTS AND CONNECTIONS |
Subclass: | 184 | THREE OR MORE SERIAL JOINTS, AT LEAST ONE DIVERSE; Separable intermediate joint; Screw or cam; |
Class: | 403 | JOINTS AND CONNECTIONS |
Subclass: | 296 | MEMBER ENDS JOINED BY INSERTED SECTION; Section threaded to member; |
Class: | 403 | JOINTS AND CONNECTIONS |
Subclass: | 52 | ARTICULATED MEMBERS; |
Known specimens:
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Drawings:
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