Pocket Watch Database
Patent Archive
#2694286
Patent Information
Elec Cont Dvce Auto Wndg Spring Act Clock Wk Like
Biagio Frantellizzi
November 16, 1954
Patent #2694286
| Patent Number: | 2694286 |
| Description: | Elec Cont Dvce Auto Wndg Spring Act Clock Wk Like |
| Inventor(s): | Biagio Frantellizzi |
| Patent Date: | Nov 16, 1954 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
