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发明名称
摘要
申请公布号
FR2029557(A6)
申请公布日期
1970.10.23
申请号
FR19700002797
申请日期
1970.01.27
申请人
ILFORD LTD
发明人
分类号
C09B23/10;(IPC1-7):C09B23/00;G03C7/00
主分类号
C09B23/10
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