Pocket Watch Database
Patent Archive
#1921832
Patent Information
Watch Or Clock Movement
Herman I. Marmorstein
August 8, 1933
Patent #1921832
| Patent Number: | 1921832 |
| Description: | Watch Or Clock Movement |
| Inventor(s): | Herman I. Marmorstein |
| Patent Date: | Aug 8, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
