Patent information:
Patent: | Utility 926,521 |
Patented: | June 29, 1909 |
Applied: | July 27, 1908 |
Title: | Method of Protecting Buildings from Lightning |
Description: | Method of improving lightning protection by keeping the roof cool with air or water |
Category: | Lightning Rod System |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 2 | LIGHTNING PROTECTION; |
Known specimens:
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Drawings:
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