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发明名称
摘要
申请公布号
BE654725(A)
申请公布日期
1965.04.22
申请号
BED654725
申请日期
1964.10.22
申请人
发明人
分类号
D03D15/00;D05C17/02;H03F19/00
主分类号
D03D15/00
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代理人
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地址
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