Patent information:
Patent: | Utility 113,869 |
Patented: | April 18, 1871 |
Applied: | |
Title: | Improvement in Lightning Rods |
Description: | Coupling for tubular lightning rods made of a lap or scarf joint |
Category: | Lightning Rod Coupling |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 330 | PARTICULAR INTERFACE; Interlocked or overlapped; |
Class: | 15 | BRUSHING, SCRUBBING, AND GENERAL CLEANING |
Subclass: | 145 | |
Class: | 285 | PIPE JOINTS OR COUPLINGS |
Subclass: | 397 | INTERNAL SLEEVE; |
Class: | 403 | JOINTS AND CONNECTIONS |
Subclass: | 292 | MEMBER ENDS JOINED BY INSERTED SECTION; |
Known specimens:
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Drawings:
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