Patent information:
| Patent: | Utility 1,997,688 |
| Patented: | April 16, 1935 |
| Applied: | October 6, 1933 |
| Title: | Insulator |
| Description: | RFI: coat crown with copper glaze to prevent radio interference |
| Category: | RFI |
| Assigned to: | Westinghouse Electric & Mfg. Co. |
Patentee Information:
| HUNT, Marsden H. | Parkersburg, WV |
| BARROW, George M. | Derry, PA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 140C | INSULATORS; Combined; With conductive arcing or stress distributing means; Coated; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 126.4 | CONDUITS, CABLES OR CONDUCTORS; Conductor structure (nonsuperconductive); Metal coated on insulation; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 206 | INSULATORS; With terminal elements; Pin type; Screw or bayonet type; Sockets; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 210 | INSULATORS; Sectional, multi-part, composite, or coated; Pin socket type; |
Known specimens:
| None known |
Drawings:
Page 1 |