Patent information:
Patent: | Utility 506,002 |
Patented: | October 3, 1893 |
Applied: | May 6, 1893 |
Title: | Insulating Support for Metallic Circuits |
Description: | Oil cup insulator to support short crossarm for two insulators |
Category: | Oil |
Assigned to: | Charles Stone |
Patentee Information:
Class and subclass information:
Class: | 307 | ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS |
Subclass: | 148 | |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 30 | WITH FLUIDS OR VACUUM; Insulators; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 45R | OVERHEAD; Towers, poles or posts; |
Known specimens:
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Drawings:
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