Pocket Watch Database
Patent Archive
#2777278
Patent Information
Clock Alarm Variable Signal
Helmut Junghans
Kurt Bauerle
January 15, 1957
Patent #2777278
| Patent Number: | 2777278 |
| Description: | Clock Alarm Variable Signal |
| Inventor(s): |
Helmut Junghans Kurt Bauerle |
| Patent Date: | Jan 15, 1957 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
