Pocket Watch Database
Patent Archive
#509315
Patent Information
Clock Escape Torsional
Emil Klahn
November 21, 1893
Patent #509315
| Patent Number: | 509315 |
| Description: | Clock Escape Torsional |
| Inventor(s): | Emil Klahn |
| Assignee: | Hood Daniel C |
| Patent Date: | Nov 21, 1893 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
