Pocket Watch Database
Patent Archive
#1907792
Patent Information
Bearing
William H. Greenleaf
May 9, 1933
Patent #1907792
| Patent Number: | 1907792 |
| Description: | Bearing |
| Inventor(s): | William H. Greenleaf |
| Assignee: | Western Clock Co |
| Patent Date: | May 9, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
