发明名称 |
Floor covering and locking systems |
摘要 |
Floorboards with a mechanical locking system that allows movement between the floorboards when they are joined to form a floating floor. |
申请公布号 |
US2008168737(A1) |
申请公布日期 |
2008.07.17 |
申请号 |
US20070822682 |
申请日期 |
2007.07.09 |
申请人 |
VALINGE INNOVATION AB |
发明人 |
PERVAN DARKO |
分类号 |
E04F15/16;E04F15/02;E04F15/22 |
主分类号 |
E04F15/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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