Pocket Watch Database
Patent Archive
#1486841
Patent Information
Clock Auto Vacuum Wind
Wilson E. Porter
Richard H. Whitehead
March 11, 1924
Patent #1486841
| Patent Number: | 1486841 |
| Description: | Clock Auto Vacuum Wind |
| Inventor(s): |
Wilson E. Porter Richard H. Whitehead |
| Assignee: | New Haven Clock Co |
| Patent Date: | Mar 11, 1924 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
