Pocket Watch Database
Patent Archive
#522320
Patent Information
Watch Case Spring
James H. Fleming
July 3, 1894
Patent #522320
Patent Number: | 522320 |
Description: | Watch Case Spring |
Inventor(s): | James H. Fleming |
Patent Date: | Jul 3, 1894 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |