Pocket Watch Database
Patent Archive
#919892
Patent Information
Clock Alarm
Edwin B. Lapham
James Walker
April 27, 1909
Patent #919892
| Patent Number: | 919892 |
| Description: | Clock Alarm |
| Inventor(s): |
Edwin B. Lapham James Walker |
| Assignee: | Seth Thomas Clock Co |
| Patent Date: | Apr 27, 1909 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
