Pocket Watch Database
Patent Archive
#415678
Patent Information
Watch Case
Fritz Mink
November 19, 1889
Patent #415678
Advertisement, The Keystone, February 1890
| Manufacturer: | Keystone Watch Case Co. |
| Patent Number: | 415678 |
| Description: | Watch Case |
| Inventor(s): | Fritz Mink |
| Assignee: | Keystone Watch Case Co |
| Patent Date: | Nov 19, 1889 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
