Pocket Watch Database
Patent Archive
#438314
Patent Information
Clock Synch
Adolphus Gipperich
October 14, 1890
Patent #438314
Patent Number: | 438314 |
Description: | Clock Synch |
Inventor(s): | Adolphus Gipperich |
Patent Date: | Oct 14, 1890 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |