Pocket Watch Database
Patent Archive
#587143
Patent Information
Clock Program Electric
Sigmund L. Prager
Ernest Bobsien
July 27, 1897
Patent #587143
| Patent Number: | 587143 |
| Description: | Clock Program Electric |
| Inventor(s): |
Sigmund L. Prager Ernest Bobsien |
| Patent Date: | Jul 27, 1897 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
