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Patent Archive
#117237
Patent Information
Tool Counter Sink
Sewall L. Abbott
July 25, 1871
Patent #117237
| Patent Number: | 117237 |
| Description: | Tool Counter Sink |
| Inventor(s): | Sewall L. Abbott |
| Patent Date: | Jul 25, 1871 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
