TREA

A. M. Ettema

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  • Herten, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for insulating
    • Patent number 5,690,147
    • Issue date Nov 25, 1997
    • Rockwool International A/S
    • Ian Cridland
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for insulating
    • Patent number 5,520,009
    • Issue date May 28, 1996
    • Rockwool International A/S
    • Keld Jepsen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...