Patent Archive
#384731
Patent Information
Metal Alloy
Ward Charles Willis
July 26, 1887
Patent #384731
| Manufacturer: | Non-Magnetic Watch Co |
| Patent Number: | 384731 |
| Category: | Alloys |
| Description: | Metal Alloy |
| Inventor(s): | Ward Charles Willis |
| Patent Date: | Jul 26, 1887 |
| Registration Type: | Patent |
| External Research: | https://www.google.com/patents... |
| Patent Document: |
