TREA

Alois Persch

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  • Zell, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tamper proof closure
    • Patent number 4,638,917
    • Issue date Jan 27, 1987
    • Zeller Plastik Koehn, Graebner & Co.
    • Alois Persch
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pilfer-proof closure with tear-away holding claws
    • Patent number 4,562,931
    • Issue date Jan 7, 1986
    • Zeller Plastik, Koehn, Grabner & Co
    • Ulrich Brach
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL