Pocket Watch Database
Patent Archive
#482686
Patent Information
Tool Watch Case Knurler
Fritz Mink
September 13, 1892
Patent #482686
| Patent Number: | 482686 |
| Description: | Tool Watch Case Knurler |
| Inventor(s): | Fritz Mink |
| Patent Date: | Sep 13, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
