Patent information:
Patent: | Utility 49,482 |
Patented: | August 15, 1865 |
Applied: | |
Title: | Improvement in Insulators for Telegraph Wires |
Description: | Hook encased in insulating material with metal covering with dead air space |
Category: | Hook |
Assigned to: | S. F. Van Choate & Stuart Gwynne |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 30 | WITH FLUIDS OR VACUUM; Insulators; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 185 | INSULATORS; With terminal elements; Plural; Overlapping; Pin and opposed terminal; |
Known specimens:
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Drawings:
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