Pocket Watch Database
Patent Archive
#425004
Patent Information
Clock Electric Alarm
Robert Schmitz
April 8, 1890
Patent #425004
| Patent Number: | 425004 |
| Description: | Clock Electric Alarm |
| Inventor(s): | Robert Schmitz |
| Patent Date: | Apr 8, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
