Pocket Watch Database
Patent Archive
#515257
Patent Information
Cyclometer
Irving L. Sheldon
February 20, 1894
Patent #515257
Patent Number: | 515257 |
Description: | Cyclometer |
Inventor(s): | Irving L. Sheldon |
Patent Date: | Feb 20, 1894 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |