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发明名称
摘要
申请公布号
FR2045051(A5)
申请公布日期
1971.02.26
申请号
FR19690017748
申请日期
1969.05.30
申请人
RICHIER
发明人
分类号
E02F9/22;F16H61/46;F16H61/472;(IPC1-7):F16H39/00;E02F3/00
主分类号
E02F9/22
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