Pocket Watch Database
Patent Archive
#3420051
Patent Information
Clock Chime Electric
Donald W. Matteson
January 7, 1969
Patent #3420051
| Patent Number: | 3420051 |
| Description: | Clock Chime Electric |
| Inventor(s): | Donald W. Matteson |
| Assignee: | Davis Clement |
| Patent Date: | Jan 7, 1969 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
