Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Willard Ellis 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: 1366641     View patent at USPTO
    Title: GUARD-RAIL FOR RAILWAY-BRIDGES
    Assignee: None
    Issue Date: January 25, 1921
    Inventor(s): Willard Harrison Ellis, Cheyenne, WY