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发明名称
摘要
申请公布号
NL7117200(A)
申请公布日期
1972.06.20
申请号
NL19710017200
申请日期
1971.12.15
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发明人
分类号
C07C;(IPC1-7):C07C121/78
主分类号
C07C
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