TREA

NilsEric Stjerna

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  • Herrljunga, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Double spring mattress and manufacturing process
    • Patent number 6,397,418
    • Issue date Jun 4, 2002
    • Stjernfjädrar AB
    • NilsEric Stjerna
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Spring mattress
    • Patent number 6,371,458
    • Issue date Apr 16, 2002
    • Stjernfjädrar AB
    • NilsEric Stjerna
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...