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发明名称
摘要
申请公布号
FR2049726(A5)
申请公布日期
1971.03.26
申请号
FR19700019970
申请日期
1970.06.01
申请人
DBA
发明人
分类号
F02N15/06;(IPC1-7):02N15/00;02N11/00
主分类号
F02N15/06
代理机构
代理人
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