Pocket Watch Database
Patent Archive
#361511
Patent Information
Clock Hotel Alarm
Arthur B. Harford
April 19, 1887
Patent #361511
| Patent Number: | 361511 |
| Description: | Clock Hotel Alarm |
| Inventor(s): | Arthur B. Harford |
| Patent Date: | Apr 19, 1887 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
