Pocket Watch Database
Patent Archive
#1629257
Patent Information
Watch Mfg Blank
Henri Colomb
May 17, 1927
Patent #1629257
Patent Number: | 1629257 |
Description: | Watch Mfg Blank |
Inventor(s): | Henri Colomb |
Patent Date: | May 17, 1927 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |