Pocket Watch Database
Patent Archive
#2191770
Patent Information
Timer Chess
Benjamin Moss
February 27, 1940
Patent #2191770
| Patent Number: | 2191770 |
| Description: | Timer Chess |
| Inventor(s): | Benjamin Moss |
| Patent Date: | Feb 27, 1940 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
