Pocket Watch Database
Patent Archive
#462803
Patent Information
Machine Watch Case Hinge Flat
Fritz Mink
November 10, 1891
Patent #462803
| Manufacturer: | Keystone Watch Case Co. |
| Patent Number: | 462803 |
| Description: | Machine Watch Case Hinge Flat |
| Inventor(s): | Fritz Mink |
| Assignee: | Keystone Watch Case Co |
| Patent Date: | Nov 10, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
