Patent information:
| Patent: | Utility 1,983,334 |
| Patented: | December 4, 1934 |
| Applied: | August 14, 1931 |
| Title: | Method of Forming Insulator Caps |
| Description: | Manufacturing method to stamp out suspension caps from tubular steel |
| Category: | Manufacturing |
| Assigned to: | The Ohio Brass Co. |
Patentee Information:
| AUSTIN, Arthur O. | Barberton, OH |
Class and subclass information:
| Class: | 29 | METAL WORKING |
| Subclass: | 887 | METHOD OF MECHANICAL MANUFACTURE; Electrical device making; Insulator making; |
Known specimens:
| None known |
Drawings:
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