Pocket Watch Database
Patent Archive
#1975100
Patent Information
Time Indicate
David S. Grant
October 2, 1934
Patent #1975100
| Patent Number: | 1975100 |
| Description: | Time Indicate |
| Inventor(s): | David S. Grant |
| Patent Date: | Oct 2, 1934 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
