Pocket Watch Database
Patent Archive
#1142943
Patent Information
Clock Strike
Oliver W. Johnson
Harry J. Doolittle
June 15, 1915
Patent #1142943
| Patent Number: | 1142943 |
| Description: | Clock Strike |
| Inventor(s): |
Oliver W. Johnson Harry J. Doolittle |
| Assignee: | Johnson Oliver W |
| Patent Date: | Jun 15, 1915 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
