Patent information:
Patent: | Utility 90,949 |
Patented: | June 8, 1869 |
Applied: | |
Title: | Improvement in Lightning Rods |
Description: | Lightning rod made of two long strips of metal rivited together and twisted |
Category: | Lightning Rod |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 129R | CONDUITS, CABLES OR CONDUCTORS; Conductor structure (nonsuperconductive); Plural strand; Assemblies of noncircular section; |
Known specimens:
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Drawings:
Page 1 |
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