Pocket Watch Database
Patent Archive
#1848810
Patent Information
Clock Auto Elapsed Time
Robert Watson
March 8, 1932
Patent #1848810
| Patent Number: | 1848810 |
| Description: | Clock Auto Elapsed Time |
| Inventor(s): | Robert Watson |
| Patent Date: | Mar 8, 1932 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
