Pocket Watch Database
Patent Archive
#731605
Patent Information
Chronometer Escape
John W. Nunamaker
June 23, 1903
Patent #731605
| Patent Number: | 731605 |
| Description: | Chronometer Escape |
| Inventor(s): | John W. Nunamaker |
| Patent Date: | Jun 23, 1903 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
