Pocket Watch Database
Patent Archive
#409220
Patent Information
Time Lock Movement
Lyman F. Munger
August 20, 1889
Patent #409220
| Patent Number: | 409220 |
| Description: | Time Lock Movement |
| Inventor(s): | Lyman F. Munger |
| Patent Date: | Aug 20, 1889 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
