TREA

Michael J. Krawacki

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  • Union, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for applying dry particulate material to a tacky surface
    • Patent number 4,331,712
    • Issue date May 25, 1982
    • E. I. Du Pont de Nemours and Company
    • Abraham B. Cohen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Automatic toning device
    • Patent number 3,980,047
    • Issue date Sep 14, 1976
    • E. I. Du Pont de Nemours and Company
    • Abraham B. Cohen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY