TREA

Per Thanning Johansen

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  • Silkeborg, DK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drain channel
    • Patent number D870249
    • Issue date Dec 17, 2019
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Drain channel
    • Patent number D868219
    • Issue date Nov 26, 2019
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Grating
    • Patent number D779045
    • Issue date Feb 14, 2017
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Elements for drain channels
    • Patent number D777886
    • Issue date Jan 31, 2017
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Grating
    • Patent number D777887
    • Issue date Jan 31, 2017
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Grating
    • Patent number D770025
    • Issue date Oct 25, 2016
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Filter basket for floor drains
    • Patent number D749706
    • Issue date Feb 16, 2016
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Drain trap
    • Patent number D726888
    • Issue date Apr 14, 2015
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Drain grating
    • Patent number D718844
    • Issue date Dec 2, 2014
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Drain grating
    • Patent number D718845
    • Issue date Dec 2, 2014
    • Blucher Metal A/S
    • Per Thanning Johansen
    • D23 - Environmental heating and cooling