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BM Chemie Kunststoff GmbH

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  • Wermelskirchen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solar-energy converter
    • Patent number 4,596,237
    • Issue date Jun 24, 1986
    • BM Chemie Kunststoff GmbH
    • Bernd Melchior
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Aggregate for concrete or mortar
    • Patent number 4,560,411
    • Issue date Dec 24, 1985
    • BM Chemie Kunststoff GmbH
    • Bernd Melchior
    • E04 - BUILDING

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