Pocket Watch Database
Patent Archive
#256821
Patent Information
Watch Cannon Pinion
Antoine Cordin
April 25, 1882
Patent #256821
| Patent Number: | 256821 |
| Description: | Watch Cannon Pinion |
| Inventor(s): | Antoine Cordin |
| Patent Date: | Apr 25, 1882 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
