Pocket Watch Database
Patent Archive
#339450
Patent Information
Watch Case
Frank Mayr
April 6, 1886
Patent #339450
| Patent Number: | 339450 |
| Description: | Watch Case |
| Inventor(s): | Frank Mayr |
| Patent Date: | Apr 6, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
