发明名称 Stiffening element for insertion into roller shutter boxes made of hard plastic foam consists of a plastic material
摘要 The stiffening element for insertion into roller shutter boxes made of hard plastic foam consists of a plastic material. Also claimed is a roller shutter box with such a stiffening element.
申请公布号 DE10034533(A1) 申请公布日期 2002.01.24
申请号 DE20001034533 申请日期 2000.07.15
申请人 BECK, BERND;BECK, MICHAEL;BECK, VOLKER 发明人
分类号 E06B9/17;(IPC1-7):E06B9/17 主分类号 E06B9/17
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