Pocket Watch Database
Patent Archive
#270400
Patent Information
Clock Alarm
Henry J. Davies
January 9, 1883
Patent #270400
| Patent Number: | 270400 |
| Description: | Clock Alarm |
| Inventor(s): | Henry J. Davies |
| Patent Date: | Jan 9, 1883 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
