Pocket Watch Database
Patent Archive
#715123
Patent Information
Tool Truing Balance Wheel
Robert D. Nelson
December 2, 1902
Patent #715123
| Patent Number: | 715123 |
| Description: | Tool Truing Balance Wheel |
| Inventor(s): | Robert D. Nelson |
| Assignee: | Drew Marshall |
| Patent Date: | Dec 2, 1902 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
