Pocket Watch Database
Patent Archive
#2213462
Patent Information
Date Indicate
Robert Elms
September 3, 1940
Patent #2213462
| Patent Number: | 2213462 |
| Description: | Date Indicate |
| Inventor(s): | Robert Elms |
| Patent Date: | Sep 3, 1940 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
