Pocket Watch Database
Patent Archive
#2461599
Patent Information
Hr Increment Hr Hand Set Mech
Jean Pierre Graef
February 15, 1949
Patent #2461599
| Patent Number: | 2461599 |
| Description: | Hr Increment Hr Hand Set Mech |
| Inventor(s): | Jean Pierre Graef |
| Patent Date: | Feb 15, 1949 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
