Pocket Watch Database
Patent Archive
#156677
Patent Information
Clock Tower Escape
Mathias Schwalbach
November 10, 1874
Patent #156677
| Patent Number: | 156677 |
| Description: | Clock Tower Escape |
| Inventor(s): | Mathias Schwalbach |
| Patent Date: | Nov 10, 1874 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
