Pocket Watch Database
Patent Archive
#3413800
Patent Information
Watch Calendar Mech
Georges Dubois
Fernand Cherbuin
December 3, 1968
Patent #3413800
| Patent Number: | 3413800 |
| Description: | Watch Calendar Mech |
| Inventor(s): |
Georges Dubois Fernand Cherbuin |
| Assignee: | S Schild S A |
| Patent Date: | Dec 3, 1968 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
