Pocket Watch Database
Patent Archive
#44734
Patent Information
Machine Watch Crystal Press
Joseph Metzger
October 18, 1864
Patent #44734
| Patent Number: | 44734 |
| Description: | Machine Watch Crystal Press |
| Inventor(s): | Joseph Metzger |
| Patent Date: | Oct 18, 1864 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
