Pocket Watch Database
Patent Archive
#557743
Patent Information
Clock Perpetual Calendar
Frederick H. Winiker
April 7, 1896
Patent #557743
| Patent Number: | 557743 |
| Description: | Clock Perpetual Calendar |
| Inventor(s): | Frederick H. Winiker |
| Patent Date: | Apr 7, 1896 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
