TREA

Industrie-Wert Beteiligungsgesellschaft mbH

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Patents Grantslast 30 patents

  • Information Patent Grant

    Hospital bed
    • Patent number 4,305,168
    • Issue date Dec 15, 1981
    • Industrie-Wert Beteiligungsgesellschaft mbH
    • Heinz Holter
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Respiratory device for catastrophic fires and/or smog weather condi...
    • Patent number 4,297,117
    • Issue date Oct 27, 1981
    • Industrie-Wert Beteiligungsgesellschaft mbH
    • Heinz Holter
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Filter for cleaning hot gases
    • Patent number 4,295,868
    • Issue date Oct 20, 1981
    • Industrie-Wert Beteiligungsgesellschaft mbH
    • Heinz Holter
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Fireproof door for hotels, skyscrapers and the like
    • Patent number 4,270,326
    • Issue date Jun 2, 1981
    • Industrie-Wert Beteiligungsgesellschaft mbH
    • Heinz Holter
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS