Patent information:
Patent: | Utility 174,451 |
Patented: | March 7, 1876 |
Applied: | February 5, 1876 |
Title: | Improvement in Lightning Rods |
Description: | Lightning rod ground point made of sheet copper arranged concave or fluted |
Category: | Lightning Rod |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 7 | EARTH GROUNDS; Driving type; |
Known specimens:
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Drawings:
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