Pocket Watch Database
Patent Archive
#2330280
Patent Information
Date Indicate Primarily 4 Use With Timepiece
Thomas Hills Harrison
September 28, 1943
Patent #2330280
| Patent Number: | 2330280 |
| Description: | Date Indicate Primarily 4 Use With Timepiece |
| Inventor(s): | Thomas Hills Harrison |
| Patent Date: | Sep 28, 1943 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
