Patent information:
| Patent: | Utility 51,935 |
| Patented: | January 9, 1866 |
| Applied: | |
| Title: | Improvement in Insulating Telegraph Wires |
| Description: | Paraffin and rubber insulated wire |
| Category: | Paraffin |
| Assigned to: | |
Patentee Information:
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 121R | CONDUITS, CABLES OR CONDUCTORS; Insulated; Plural or impregnated layers; Fibrous or fabric with plastic or coating materials; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 158R | INSULATORS; With insulator-supporting or attaching means; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 209 | INSULATORS; Sectional, multi-part, composite, or coated; |
Known specimens:
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