Pocket Watch Database
Patent Archive
#675633
Patent Information
Watch Safety
Isidore Kantrowitz
Hyman Goldberg
June 4, 1901
Patent #675633
| Patent Number: | 675633 |
| Description: | Watch Safety |
| Inventor(s): |
Isidore Kantrowitz Hyman Goldberg |
| Patent Date: | Jun 4, 1901 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
