Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Harold Kauffman 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: 1579326     View patent at USPTO
    Title: PURIFYING AND DECOLORIZING AGENT FOR OILS AND METHOD OF MAKING THE SAME
    Assignee: Producers and Refiners Corporation
    Issue Date: April 6, 1926
    Inventor(s): Harold L. Kauffman, Parco, WY