Pocket Watch Database
Patent Archive
#194904
Patent Information
Watch Key
George Havell
September 4, 1877
Patent #194904
| Patent Number: | 194904 |
| Description: | Watch Key |
| Inventor(s): | George Havell |
| Patent Date: | Sep 4, 1877 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
