Pocket Watch Database
Patent Archive
#2483775
Patent Information
Mechanical Calendar
Pieter A. Klaris
October 4, 1949
Patent #2483775
| Patent Number: | 2483775 |
| Description: | Mechanical Calendar |
| Inventor(s): | Pieter A. Klaris |
| Assignee: | Lodewyk Den Hartog |
| Patent Date: | Oct 4, 1949 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
