Pocket Watch Database
Patent Archive
#240340
Patent Information
Clock Alarm
Algernon D. Smith
April 19, 1881
Patent #240340
| Patent Number: | 240340 |
| Description: | Clock Alarm |
| Inventor(s): | Algernon D. Smith |
| Patent Date: | Apr 19, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
