Patent information:
Patent: | Utility 100,549 |
Patented: | March 8, 1870 |
Applied: | |
Title: | Improvement in Lightning Rods |
Description: | Lightning rod made of two sheets of metal forming double tubing with flanges and twisted |
Category: | Lightning Rod |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 94R | CONDUITS, CABLES OR CONDUCTORS; Combined; With joints; Bare-conductor; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 129R | CONDUITS, CABLES OR CONDUCTORS; Conductor structure (nonsuperconductive); Plural strand; Assemblies of noncircular section; |
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 399 | SOCKET; |
Known specimens:
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Drawings:
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