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Manfred Wilhelm

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  • Siegen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air mattress
    • Patent number 4,136,412
    • Issue date Jan 30, 1979
    • Meier; Josef
    • Manfred Wilhelm
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...