Pocket Watch Database
Patent Archive
#100147
Patent Information
Clock Shock Recorder
W. H. Bristol
August 8, 1911
Patent #100147
| Patent Number: | 100147 |
| Description: | Clock Shock Recorder |
| Inventor(s): | W. H. Bristol |
| Patent Date: | Aug 8, 1911 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
