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Erhard Langecker

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  • D-5882 Meinerzhagen 1, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extrusion head
    • Patent number 4,038,017
    • Issue date Jul 26, 1977
    • Battenfeld Maschinenfabriken GmbH
    • Erhard Langecker
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for central injection molding
    • Patent number 4,035,466
    • Issue date Jul 12, 1977
    • Erhard Langecker
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL