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发明名称
MEMBRAN.
摘要
申请公布号
DE1799451(U)
申请公布日期
1959.11.05
申请号
DE195900C6516U
申请日期
1959.08.22
申请人
CHEMIEPRODUKTE G.M.B.H.
发明人
分类号
主分类号
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