Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Jack Propp has a total of 3 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: 4836291     View patent at USPTO
    Title: PORTABLE SPRINKLER AND PROCESS FOR FIGHTING FIRES IN OIL REFINERIES AND THE LIKE
    Assignee: Amoco Corporation
    Issue Date: June 06, 1989
    Inventor(s): David W. Owens, Casper, WY
    Jack E. Propp, Casper, WY

  2. Patent Number: D313459     View patent at USPTO
    Title: SPRINKLER FOR FIGHTING FIRES IN OIL REFINERIES AND THE LIKE
    Assignee: Amoco Corporation
    Issue Date: January 01, 1991
    Inventor(s): David W. Owens, Casper, WY
    Jack E. Propp, Casper, WY

  3. Patent Number: D313834     View patent at USPTO
    Title: SPRINKLER FOR FIGHTING PETROLEUM FIRES AND THE LIKE
    Assignee: Amoco Corporation
    Issue Date: January 15, 1991
    Inventor(s): David W. Owens, Casper, WY
    Jack E. Propp, Casper, WY