Pocket Watch Database
Patent Archive
#2235580
Patent Information
Clock Alarm
Helmut Junghans
March 18, 1941
Patent #2235580
| Patent Number: | 2235580 |
| Description: | Clock Alarm |
| Inventor(s): | Helmut Junghans |
| Patent Date: | Mar 18, 1941 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
