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发明名称
摘要
申请公布号
BE661860(A)
申请公布日期
1965.09.30
申请号
BED661860
申请日期
1965.03.31
申请人
发明人
分类号
C11D1/28;C11D1/72;C11D1/83
主分类号
C11D1/28
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代理人
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地址
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