Pocket Watch Database
Patent Archive
#1038575
Patent Information
Watch Safety
John F. H. Heide
September 17, 1912
Patent #1038575
| Patent Number: | 1038575 |
| Description: | Watch Safety |
| Inventor(s): | John F. H. Heide |
| Patent Date: | Sep 17, 1912 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
