Patent information:
| Patent: | Utility 1,393,330 |
| Patented: | October 11, 1921 |
| Applied: | April 17, 1919 |
| Title: | Electrical Insulator |
| Description: | Links for Hewlett suspension disks (see 1,110,934) |
| Category: | Suspension |
| Assigned to: | H. M. Byllesby & Co. |
Patentee Information:
| WELCH, Walter J. | Chicago, IL |
| TRACY, Atlee H. | Chicago, IL |
Class and subclass information:
| Class: | 403 | JOINTS AND CONNECTIONS |
| Subclass: | 338 | INTERCONNECTED FLANGES OR SHOULDERS; Clamped; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 150 | INSULATORS; Multiple insulator assemblies; Strings and stacks; |
Known specimens:
| None known |
Drawings:
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