Pocket Watch Database
Patent Archive
#568816
Patent Information
Tubular Bell
James E. Treat
October 6, 1896
Patent #568816
| Patent Number: | 568816 |
| Description: | Tubular Bell |
| Inventor(s): | James E. Treat |
| Assignee: | U S Tubular Bell Co |
| Patent Date: | Oct 6, 1896 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
