Pocket Watch Database
Patent Archive
#1028730
Patent Information
Watch Case
John C. Humphreys
June 4, 1912
Patent #1028730
| Patent Number: | 1028730 |
| Description: | Watch Case |
| Inventor(s): | John C. Humphreys |
| Patent Date: | Jun 4, 1912 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
