Pocket Watch Database
Patent Archive
#196786
Patent Information
Watch Case Spring
Allison N. Clarke
November 6, 1877
Patent #196786
| Patent Number: | 196786 |
| Description: | Watch Case Spring |
| Inventor(s): | Allison N. Clarke |
| Patent Date: | Nov 6, 1877 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
