Pocket Watch Database
Patent Archive
#638510
Patent Information
Watch Plate
Felipe Hecht
December 5, 1899
Patent #638510
Patent Number: | 638510 |
Description: | Watch Plate |
Inventor(s): | Felipe Hecht |
Patent Date: | Dec 5, 1899 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |