Pocket Watch Database
Patent Archive
#1410409
Patent Information
Clock Alarm
Wilheim Maier
March 21, 1922
Patent #1410409
Patent Number: | 1410409 |
Description: | Clock Alarm |
Inventor(s): | Wilheim Maier |
Patent Date: | Mar 21, 1922 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |