Patent information:
| Patent: | Utility 1,701,561 |
| Patented: | February 12, 1929 |
| Applied: | July 1, 1925 |
| Title: | Insulator |
| Description: | CD 118; Carrier circuit insulator with metal cover screwed outside (internal threads) |
| Category: | Carrier |
| Assigned to: | American Telephone & Telegraph Co. |
Patentee Information:
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 140R | INSULATORS; Combined; With conductive arcing or stress distributing means; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 174 | INSULATORS; With conductor holding means; Insulator structure; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 209 | INSULATORS; Sectional, multi-part, composite, or coated; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 211 | INSULATORS; With moisture or dirt removing or shedding; |
Known specimens:
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Drawings:
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