Pocket Watch Database
Patent Archive
#1730276
Patent Information
Clock Alarm
August J. Kollman
October 1, 1929
Patent #1730276
| Patent Number: | 1730276 |
| Description: | Clock Alarm |
| Inventor(s): | August J. Kollman |
| Patent Date: | Oct 1, 1929 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
