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发明名称
ZELLENLOSES VAKUUMDREHFILTER
摘要
申请公布号
DE1921717(B2)
申请公布日期
1973.04.05
申请号
DE19691921717
申请日期
1969.04.29
申请人
发明人
分类号
B01D33/073;(IPC1-7):B01D33/06
主分类号
B01D33/073
代理机构
代理人
主权项
地址
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