Pocket Watch Database
Patent Archive
#1895703
Patent Information
Clock Silent Alarm
Thomas J. Cranwill
January 31, 1933
Patent #1895703
| Patent Number: | 1895703 |
| Description: | Clock Silent Alarm |
| Inventor(s): | Thomas J. Cranwill |
| Patent Date: | Jan 31, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
