Patent information:
| Patent: | Utility 1,851,671 |
| Patented: | March 29, 1932 |
| Applied: | April 8, 1926 |
| Title: | High Tension Insulator |
| Description: | Suspension insulator with metal attachments fixed with zinc, lead/antimony alloys |
| Category: | Suspension |
| Assigned to: |
Patentee Information:
| JOHNSTON, Robert M. | Huntington, WV |
| MCLACHLAN, Alexander | Huntington, WV |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 182 | INSULATORS; With terminal elements; Plural; Cap and pin; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 189 | INSULATORS; With terminal elements; Cap type; Plastic material adhered; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 196 | INSULATORS; With terminal elements; Pin type; Plastic material adhered; |
Known specimens:
| None known |
Drawings:
Page 1 |