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发明名称
摘要
申请公布号
NL53115(C)
申请公布日期
1942.04.15
申请号
NLD53115
申请日期
1939.06.22
申请人
发明人
分类号
D01F6/60;D02J1/22;D02J13/00;D06M11/54
主分类号
D01F6/60
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代理人
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