Pocket Watch Database
Patent Archive
#1892337
Patent Information
Clock Alarm & Fire Alarm
Robert O. Ferguson
December 27, 1932
Patent #1892337
Patent Number: | 1892337 |
Description: | Clock Alarm & Fire Alarm |
Inventor(s): | Robert O. Ferguson |
Patent Date: | Dec 27, 1932 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |