Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Robert Ellman 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: 3668145     View patent at USPTO
    Title: PRODUCTION ACTIVATED CARBON IN DUAL PULSE JET ENGINE SYSTEM
    Assignee: None
    Issue Date: June 6, 1972
    Inventor(s): John W. Belter, Grand Forks, ND
    Leory Dockter, Laramie, WY
    Robert C. Ellman, East Grand Forks, MN