TREA

Stephen P. Scheinberg

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  • Wilmington, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustical absorber
    • Patent number 4,913,261
    • Issue date Apr 3, 1990
    • E. I. Du Pont de Nemours and Company
    • Stephen P. Scheinberg
    • E04 - BUILDING
  • Information Patent Grant

    Sound reduction membrane
    • Patent number 4,832,147
    • Issue date May 23, 1989
    • E. I. DuPont de Nemours and Company
    • Terrence A. Dear
    • E04 - BUILDING