Pocket Watch Database
Patent Archive
#884961
Patent Information
Clock Movement
Johannes B. Sylvan
Emil W. Sylvan
April 14, 1908
Patent #884961
| Patent Number: | 884961 |
| Description: | Clock Movement |
| Inventor(s): |
Johannes B. Sylvan Emil W. Sylvan |
| Patent Date: | Apr 14, 1908 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
