专利名称：METHOD FOR MAKING A BUILDING BOARD发明人：PERVAN, Darko申请号：EP97948083.0申请日：19971205公开号：EP0958441A1公开日：19991124
摘要：A metal strip for a mechanically interlocking floorboard is disclosed. The metalstrip comprises a main body extending in a planar direction, the main body including anedge portion defined by a first edge; a gripping element at the edge portion of the mainbody; and the gripping element includes a lip at the first edge of the main body and aplurality of opposing tongues arranged in a row and spaced inwardly from the lip, each ofthe lip and the opposing tongues being bendably connected to the main body at aproximal end of the lip and the opposing tongues.
申请人：Välinge Aluminium AB
地址：Kyrkogränd 1 260 40 Viken SE
国籍：SE
代理机构：Giver, Sören Bo, et al
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