Patent information:
| Patent: | Utility 2,237,717 |
| Patented: | April 8, 1941 |
| Applied: | December 3, 1938 |
| Title: | Insulator Structure |
| Description: | Wireholder with multiple grooves and lag screw |
| Category: | Wireholder |
| Assigned to: | 1/3 to Karl Thielscher |
Patentee Information:
| STEWART, Lory B. | Falconer, NY |
| STEWART, Alvin J. | Falconer, NY |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 166R | INSULATORS; With insulator-supporting or attaching means; Support penetrating; Through aperture, penetrating element clamped; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 154 | INSULATORS; Insulator and conductor embracing holder; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 174 | INSULATORS; With conductor holding means; Insulator structure; |
| Class: | 411 | EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER |
| Subclass: | 439 | IMPACT DRIVEN FASTENER, E.G., NAIL, SPIKE, TACK, ETC.; |
| Class: | 411 | EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER |
| Subclass: | 920 | STAPLE; |
Known specimens:
| None known |
Drawings:
Page 1 |