Pocket Watch Database
Patent Archive
#639438
Patent Information
Clock Strike
Hermann Wilhelm Julius Rosin
December 19, 1899
Patent #639438
| Patent Number: | 639438 |
| Description: | Clock Strike |
| Inventor(s): | Hermann Wilhelm Julius Rosin |
| Patent Date: | Dec 19, 1899 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
