Pocket Watch Database
Patent Archive
#40726
Patent Information
Watch Key
Ralph S. Mershon
November 24, 1863
Patent #40726
| Patent Number: | 40726 |
| Description: | Watch Key |
| Inventor(s): | Ralph S. Mershon |
| Assignee: | Mershon Ralph S |
| Patent Date: | Nov 24, 1863 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
