Pocket Watch Database
Patent Archive
#613434
Patent Information
Watch Case Spring
August Wolkow
November 1, 1898
Patent #613434
| Patent Number: | 613434 |
| Description: | Watch Case Spring |
| Inventor(s): | August Wolkow |
| Patent Date: | Nov 1, 1898 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
