TREA

Johannes La Grouw Sr.

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  • Rotorua, NZ
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Patents Grantslast 30 patents

  • Information Patent Grant

    Building member
    • Patent number 6,412,245
    • Issue date Jul 2, 2002
    • La Grouw Holdings Limited
    • Gerald Thomas Lane
    • E04 - BUILDING
  • Information Patent Grant

    Building member
    • Patent number D419246
    • Issue date Jan 18, 2000
    • La Grouw Holdings Limited
    • Gerald Thomas Lane
    • D25 - Building units and construction elements
  • Information Patent Grant

    Composite weatherboard
    • Patent number 5,443,878
    • Issue date Aug 22, 1995
    • La Grouw Corporation Limited
    • Kerry R. Treloar
    • E04 - BUILDING
  • Information Patent Grant

    Building planks and apparatus for making the same
    • Patent number 4,485,538
    • Issue date Dec 4, 1984
    • Johannes J. Van Loghem
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Building constructions
    • Patent number 4,400,925
    • Issue date Aug 30, 1983
    • Johannes J. Van Loghem
    • E04 - BUILDING
  • Information Patent Grant

    Building planks and/or methods and/or apparatus for making the same
    • Patent number 4,285,181
    • Issue date Aug 25, 1981
    • Johannes J. Van Loghem
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents

  • Information Patent Application

    Wall System
    • Publication number 20110094173
    • Publication date Apr 28, 2011
    • Jeffrey Robert Parker
    • E04 - BUILDING