Pocket Watch Database
Patent Archive
#1341298
Patent Information
Clock Case Alarm
John Albert Chappuis
May 25, 1920
Patent #1341298
| Patent Number: | 1341298 |
| Description: | Clock Case Alarm |
| Inventor(s): | John Albert Chappuis |
| Patent Date: | May 25, 1920 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
