Pocket Watch Database
Patent Archive
#797811
Patent Information
Tool Watch Demagnetize
Patrick Kerns
August 22, 1905
Patent #797811
| Patent Number: | 797811 |
| Description: | Tool Watch Demagnetize |
| Inventor(s): | Patrick Kerns |
| Patent Date: | Aug 22, 1905 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
