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Heinrich Leonhartsberger

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  • Schwertbert, AT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Injection-moulding machine
    • Patent number 5,454,709
    • Issue date Oct 3, 1995
    • Engel Maschinenbau Gesellschaft m.b.H.
    • Heinrich Leonhartsberger
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Injection molding machine with articulated closure
    • Patent number 5,297,952
    • Issue date Mar 29, 1994
    • Engel Maschinenbau Gesellschaft m.b.H.
    • Heinrich Leonhartsberger
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Closing mechanism for an injection molding machine
    • Patent number 4,961,372
    • Issue date Oct 9, 1990
    • Engel Maschinenbau Gesellschaft m.b.H.
    • Heinrich Leonhartsberger
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL