Pocket Watch Database
Patent Archive
#211992
Patent Information
Watch Key Adjust
Max L. Gutmann
February 4, 1879
Patent #211992
| Patent Number: | 211992 |
| Description: | Watch Key Adjust |
| Inventor(s): | Max L. Gutmann |
| Patent Date: | Feb 4, 1879 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
