Pocket Watch Database
Patent Archive
#1537482
Patent Information
Clock Calendar
Marco Martini
May 12, 1925
Patent #1537482
| Patent Number: | 1537482 |
| Description: | Clock Calendar |
| Inventor(s): | Marco Martini |
| Patent Date: | May 12, 1925 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
