Pocket Watch Database
Patent Archive
#3142955
Patent Information
Power Clutch For Main Spring Of Watch Movement
R. A. Fiechter
August 4, 1964
Patent #3142955
| Patent Number: | 3142955 |
| Description: | Power Clutch For Main Spring Of Watch Movement |
| Inventor(s): | R. A. Fiechter |
| Patent Date: | Aug 4, 1964 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
