Pocket Watch Database
Patent Archive
#3377796
Patent Information
Watch Wrist Electric Calendar
Donald J. Rogers
April 16, 1968
Patent #3377796
| Manufacturer: | Hamilton |
| Patent Number: | 3377796 |
| Description: | Watch Wrist Electric Calendar |
| Inventor(s): | Donald J. Rogers |
| Assignee: | Hamilton Watch Co |
| Patent Date: | Apr 16, 1968 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
