发明名称 MECHANICAL LOCKINGS OF FLOOR PANELS AND A TONGUE BLANK
摘要 Floor panels (1, 1') are shown, which are provided with a mechanical locking system comprising tongue and grooves provided with protrusions and cavities which are displaceable in relation to each other.
申请公布号 WO2010087752(A1) 申请公布日期 2010.08.05
申请号 WO2009SE51238 申请日期 2009.11.02
申请人 VAELINGE INNOVATION BELGIUM BVBA;PERVAN, DARKO;BOO, CHRISTIAN 发明人 PERVAN, DARKO;BOO, CHRISTIAN
分类号 E04F15/04;E04F15/02 主分类号 E04F15/04
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