Patent information:
| Patent: | Utility 113,530 |
| Patented: | April 11, 1871 |
| Applied: | |
| Title: | Improvement in Lightning Rods |
| Description: | Lightning rods connected with a tubular metal dowel |
| Category: | Lightning Rod Coupling |
| Assigned to: | |
Patentee Information:
Class and subclass information:
| Class: | 285 | PIPE JOINTS OR COUPLINGS |
| Subclass: | 397 | INTERNAL SLEEVE; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 3 | LIGHTNING PROTECTION; Rods; |
| Class: | 285 | PIPE JOINTS OR COUPLINGS |
| Subclass: | 404 | SOCKET; With separable fastener; Set screw or pin; |
| Class: | 403 | JOINTS AND CONNECTIONS |
| Subclass: | 104 | ARTICULATED MEMBERS; Lockable at fixed position; Plural distinct positions; |
| Class: | 403 | JOINTS AND CONNECTIONS |
| Subclass: | 108 | ARTICULATED MEMBERS; Lockable at fixed position; Plural distinct positions; At least one discrete position; Step-by-step adjustment; Retainer extends through aligned recesses; |
| Class: | 403 | JOINTS AND CONNECTIONS |
| Subclass: | 379.3 | INTERFITTED MEMBERS; Including discrete retainer; For telescoping members; Transverse pin; Bolt, rivet, or screw; |
Known specimens:
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Drawings:
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