Pocket Watch Database
Patent Archive
#790328
Patent Information
Machine Engrave
Frank M. Swayze
May 23, 1905
Patent #790328
| Patent Number: | 790328 |
| Description: | Machine Engrave |
| Inventor(s): | Frank M. Swayze |
| Patent Date: | May 23, 1905 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
