Pocket Watch Database
Patent Archive
#203640
Patent Information
Watch Calendar
Miner H. Paddock
May 14, 1878
Patent #203640
| Patent Number: | 203640 |
| Description: | Watch Calendar |
| Inventor(s): | Miner H. Paddock |
| Patent Date: | May 14, 1878 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
