Pocket Watch Database
Patent Archive
#990809
Patent Information
Clock Alarm
Lewis D. Giddens
April 25, 1911
Patent #990809
| Patent Number: | 990809 |
| Description: | Clock Alarm |
| Inventor(s): | Lewis D. Giddens |
| Patent Date: | Apr 25, 1911 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
