Pocket Watch Database
Patent Archive
#2709885
Patent Information
Calendar Mech
Kampen Marinus T. Van
June 7, 1955
Patent #2709885
| Patent Number: | 2709885 |
| Description: | Calendar Mech |
| Inventor(s): | Kampen Marinus T. Van |
| Patent Date: | Jun 7, 1955 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
