Pocket Watch Database
Patent Archive
#163771
Patent Information
Watch Key
Addison Hathaway
Frank Hathaway
May 25, 1875
Patent #163771
| Patent Number: | 163771 |
| Description: | Watch Key |
| Inventor(s): |
Addison Hathaway Frank Hathaway |
| Patent Date: | May 25, 1875 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
