Pocket Watch Database
Patent Archive
#161244
Patent Information
Watch Plate
Ferdinand Lange
March 23, 1875
Patent #161244
| Patent Number: | 161244 |
| Description: | Watch Plate |
| Inventor(s): | Ferdinand Lange |
| Patent Date: | Mar 23, 1875 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
