Pocket Watch Database
Patent Archive
#413644
Patent Information
Watch Protector - Ajax Insulator
Thomas Benfield
Alexander Milne
October 29, 1889
Patent #413644
| Patent Number: | 413644 |
| Category: | Anti-Magnetic |
| Description: | Watch Protector - Ajax Insulator |
| Inventor(s): |
Thomas Benfield Alexander Milne |
| Assignee: | Benfield Thomas |
| Patent Date: | Oct 29, 1889 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
