Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Joseph Powers 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: 1664791     View patent at USPTO
    Title: TRAFFIC SIGNAL FOR AUTOMOBILES
    Assignee: None
    Issue Date: April 3, 1928
    Inventor(s): Joseph H. Powers, Mills, WY