Pocket Watch Database
Patent Archive
#109620
Patent Information
Watch Combine Key With
Alfred Humbert
November 29, 1870
Patent #109620
| Patent Number: | 109620 |
| Description: | Watch Combine Key With |
| Inventor(s): | Alfred Humbert |
| Assignee: | Humbert Alfred |
| Patent Date: | Nov 29, 1870 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
