Patent information:
Patent: | Utility 48,906 |
Patented: | July 25, 1865 |
Applied: | |
Title: | Improvement in Insulators for Telegraph Wires |
Description: | Threads formed internally for screw pin (see reissue 3,847 on 2-22-1870) |
Category: | Thread |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 149R | INSULATORS; Multiple insulator assemblies; Multiple conductor; |
Class: | D13 | EQUIPMENT FOR PRODUCTION, DISTRIBUTION, OR TRANSFORMATION OF ENERGY |
Subclass: | 130 | |
Known specimens:
Number: | |
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Drawings:
Page 1 |
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