Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Charles Hayes has a total of 1 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 1489162     View patent at USPTO
    Title: SPARK PLUG
    Assignee: None
    Issue Date: April 1, 1924
    Inventor(s): Charles H. Hayes, Thermopolis, WY
    Warren D. Skelton, Thermopolis, WY