Pocket Watch Database
Patent Archive
#1372771
Patent Information
Clock Alarm Electric Lamp
Niels Arthur Ingvord Nielsen
March 29, 1921
Patent #1372771
| Patent Number: | 1372771 |
| Description: | Clock Alarm Electric Lamp |
| Inventor(s): | Niels Arthur Ingvord Nielsen |
| Patent Date: | Mar 29, 1921 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
