Patent information:
| Patent: | Utility 287,830 |
| Patented: | November 6, 1883 |
| Applied: | August 10, 1883 |
| Title: | Telegraph Insulator |
| Description: | Composition insulator (paper covered wooden insulator) (Brown p. 59) |
| Category: | Composition |
| Assigned to: |
Patentee Information:
| HINSDALE, Charles C. | Cleveland, OH |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 164 | INSULATORS; With insulator-supporting or attaching means; Support penetrating; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 194 | INSULATORS; With terminal elements; Pin type; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 209 | INSULATORS; Sectional, multi-part, composite, or coated; |
Known specimens:
| None known |
Drawings:
Page 1 |
Page 2 |