Patents Represented by Attorney Glenn H. Korphage

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  • Method of treating image-bearing lithographic plates
    Patent number: 4214531
    Abstract: Aqueous solutions are provided for treating image-bearing lithographic plates.
    Type: Grant
    Filed: May 25, 1979
    Date of Patent: July 29, 1980
    Assignee: The Dow Chemical Company
    Inventors: Walter L. Garrett, Czerepinski, Ralph G.