Patent information:
| Patent: | Utility 967,649 |
| Patented: | August 16, 1910 |
| Applied: | June 30, 1909 |
| Title: | Means of Visibly Indicating Faulty Insulators |
| Description: | Colored flammable cap that fits over the top of an insulator that will burn away during an arc indicating that the insulator may be damaged |
| Category: | Miscellaneous |
| Assigned to: | |
Patentee Information:
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 139 | INSULATORS; Combined; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 168 | INSULATORS; With conductor holding means; |
Known specimens:
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Drawings:
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