Patent information:
| Patent: | Utility 664,176 |
| Patented: | December 18, 1900 |
| Applied: | July 25, 1900 |
| Title: | Electric Insulator |
| Description: | Knob - self-tying via screw cap |
| Category: | Knob |
| Assigned to: |
Patentee Information:
| RISLER, Emil | Freiburg, Baden, Germany |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 156 | INSULATORS; Divided insulator; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 159 | INSULATORS; With insulator-supporting or attaching means; Insulated nail or staple type; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 165 | INSULATORS; With insulator-supporting or attaching means; Support penetrating; Penetrating element socketed in insulator; |
| Class: | 256 | FENCES |
| Subclass: | 54 | WIRE; Connections; Cross; Clamp; |
Known specimens:
| None known |
Drawings:
Page 1 |