Pocket Watch Database
Patent Archive
#1989328
Patent Information
Clock Auto Mirror
James F. Mansfield
January 29, 1935
Patent #1989328
| Patent Number: | 1989328 |
| Description: | Clock Auto Mirror |
| Inventor(s): | James F. Mansfield |
| Patent Date: | Jan 29, 1935 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
