Pocket Watch Database
Patent Archive
#1250173
Patent Information
Automatic Synch Mech
Walter J. Herschede
Charles Cohan
December 18, 1917
Patent #1250173
| Patent Number: | 1250173 |
| Description: | Automatic Synch Mech |
| Inventor(s): |
Walter J. Herschede Charles Cohan |
| Assignee: | Herschede Hall Clock Co |
| Patent Date: | Dec 18, 1917 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
