TREA

Hans Froelich

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  • Bernstadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Admixer for delivering soluble additives
    • Patent number 4,671,311
    • Issue date Jun 9, 1987
    • Gardena kress & Kastner GmbH
    • Willi Hepperle
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Joint for a water-carrying pipe system
    • Patent number 4,639,018
    • Issue date Jan 27, 1987
    • Gardena kress & Kastner GmbH
    • Hans Froelich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...