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发明名称
摘要
申请公布号
CH896663(A4)
申请公布日期
1967.02.15
申请号
CH19630008966
申请日期
1963.07.18
申请人
发明人
分类号
C09B29/08;C09B31/043;C09B43/20;D06P1/08
主分类号
C09B29/08
代理机构
代理人
主权项
地址
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