Patent information:
Patent: | Utility 257,890 |
Patented: | May 16, 1882 |
Applied: | March 3, 1881 |
Title: | Lightning Rod Coupling |
Description: | Coupling for spiraling lightning rods that is strong and can be screwed together |
Category: | Lightning Rod Coupling |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 403 | JOINTS AND CONNECTIONS |
Subclass: | 184 | THREE OR MORE SERIAL JOINTS, AT LEAST ONE DIVERSE; Separable intermediate joint; Screw or cam; |
Known specimens:
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Drawings:
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