TREA

Randolf Andrew Wirkus

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  • Kenmore, Queensland 4069, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Glass block fire wall
    • Patent number 5,845,443
    • Issue date Dec 8, 1998
    • Randolf Andrew Wirkus
    • E04 - BUILDING
  • Information Patent Grant

    Glass brick wall
    • Patent number 5,740,646
    • Issue date Apr 21, 1998
    • Randolf Andrew Wirkus
    • E04 - BUILDING
  • Information Patent Grant

    Separation means for glass block wall
    • Patent number 5,704,177
    • Issue date Jan 6, 1998
    • Randolf Andrew Wirkus
    • E04 - BUILDING
  • Information Patent Grant

    Brick walls
    • Patent number 5,640,818
    • Issue date Jun 24, 1997
    • Randolf Andrew Wirkus
    • E04 - BUILDING
  • Information Patent Grant

    Glass block wall
    • Patent number 5,640,819
    • Issue date Jun 24, 1997
    • Randolf Andrew Wirkus
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    Glass block window
    • Publication number 20010002525
    • Publication date Jun 7, 2001
    • Randolf Andrew Wirkus
    • E04 - BUILDING