Pocket Watch Database
Patent Archive
#478950
Patent Information
Clock Alarm
Charles D. Brown
July 12, 1892
Patent #478950
| Patent Number: | 478950 |
| Description: | Clock Alarm |
| Inventor(s): | Charles D. Brown |
| Assignee: | Stevens J L |
| Patent Date: | Jul 12, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
