Pocket Watch Database
Patent Archive
#238850
Patent Information
Watch Case Spring
Joseph Canne
March 15, 1881
Patent #238850
| Patent Number: | 238850 |
| Description: | Watch Case Spring |
| Inventor(s): | Joseph Canne |
| Patent Date: | Mar 15, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
