Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Ralph Rice 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: 2791496     View patent at USPTO
    Title: METHOD OF IMPREGNATING EXFOLIATED VERMICULITE
    Assignee: None
    Issue Date: May 7, 1957
    Inventor(s): Ralph W. Rice, Encampment, WY