Patent information:
| Patent: | Utility 278,619 |
| Patented: | May 29, 1883 |
| Applied: | September 2, 1882 |
| Title: | Machine for Making Telegraph Insulator Pins |
| Description: | Machine to turn wooden insulator pins |
| Category: | Pin |
| Assigned to: | Charles N. Freeman & David W. O'Neil |
Patentee Information:
| SMITH, John B. | Sunapee, NH |
Class and subclass information:
| Class: | 142 | WOOD TURNING |
| Subclass: | 20 | CIRCULAR SECTION; Automatic spindles lathes; Chute feed; |
Known specimens:
| None known |
Drawings:
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