TREA

David A. Manderson

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  • Hodgkins, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Soap bar forming apparatus
    • Patent number 4,917,589
    • Issue date Apr 17, 1990
    • David A. Manderson
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...