Pocket Watch Database
Patent Archive
#2642716
Patent Information
Timepiece Movement Comprise A Differential Gear
Friedrich Meyer
June 23, 1953
Patent #2642716
| Patent Number: | 2642716 |
| Description: | Timepiece Movement Comprise A Differential Gear |
| Inventor(s): | Friedrich Meyer |
| Assignee: | Felsa A G |
| Patent Date: | Jun 23, 1953 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
