Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Percy Griggs has a total of 2 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: 1250857     View patent at USPTO
    Title: THEATER-CHAIR ATTACHMENT
    Assignee: None
    Issue Date: December 18, 1917
    Inventor(s): Percy M. Griggs, Fort Bridger, WY

  2. Patent Number: 1315300     View patent at USPTO
    Title: RESILIENT WHEEL
    Assignee: None
    Issue Date: September 9, 1919
    Inventor(s): Percy M. Griggs, Fort Bridger, WY