Pocket Watch Database
Patent Archive
#440441
Patent Information
Clock Electric
Frank Schwartz
November 11, 1890
Patent #440441
| Patent Number: | 440441 |
| Description: | Clock Electric |
| Inventor(s): | Frank Schwartz |
| Patent Date: | Nov 11, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
