Pocket Watch Database
Patent Archive
#1790359
Patent Information
Elapsed Time Indicator
James B. Weir
January 27, 1931
Patent #1790359
| Patent Number: | 1790359 |
| Description: | Elapsed Time Indicator |
| Inventor(s): | James B. Weir |
| Assignee: | Standard Mirror Co Inc |
| Patent Date: | Jan 27, 1931 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
