Pocket Watch Database
Patent Archive
#1731846
Patent Information
Clock Alarm
Joseph F. Dunn
October 15, 1929
Patent #1731846
| Patent Number: | 1731846 |
| Description: | Clock Alarm |
| Inventor(s): | Joseph F. Dunn |
| Patent Date: | Oct 15, 1929 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
