Pocket Watch Database
Patent Archive
#442142
Patent Information
Tool Second Hand Holder
Augustus Schwerter
December 9, 1890
Patent #442142
Patent Number: | 442142 |
Description: | Tool Second Hand Holder |
Inventor(s): | Augustus Schwerter |
Patent Date: | Dec 9, 1890 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |