Pocket Watch Database
Patent Archive
#461994
Patent Information
Clock, Main Spring, Safety
S.B. Wortmann,
October 27, 1891
Patent #461994
| Patent Number: | 461994 |
| Description: | Clock, Main Spring, Safety |
| Inventor(s): | S.B. Wortmann, |
| Patent Date: | Oct 27, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
