Pocket Watch Database
Patent Archive
#361625
Patent Information
Watch Dust Band
Dietrich Gruen
April 19, 1887
Patent #361625
| Manufacturer: | Columbus Watch Co. |
| Patent Number: | 361625 |
| Description: | Watch Dust Band |
| Inventor(s): | Dietrich Gruen |
| Patent Date: | Apr 19, 1887 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
