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Rudolf Leis

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  • A-5421 Adnet, AT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for producing composite panels
    • Patent number 4,911,138
    • Issue date Mar 27, 1990
    • Rudolf Leis
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Composite panel
    • Patent number 4,855,177
    • Issue date Aug 8, 1989
    • Rudolf Leis
    • B28 - WORKING CEMENT, CLAY, OR STONE