Pocket Watch Database
Patent Archive
#2784586
Patent Information
Machine Watch Timer
Milton C. Campbell
Milton C. Jr Campbell
March 12, 1957
Patent #2784586
| Patent Number: | 2784586 |
| Description: | Machine Watch Timer |
| Inventor(s): |
Milton C. Campbell Milton C. Jr Campbell |
| Patent Date: | Mar 12, 1957 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
