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发明名称
摘要
申请公布号
FR2289684(B1)
申请公布日期
1977.03.18
申请号
FR19740036016
申请日期
1974.10.28
申请人
CARVIN CONSTRUCTIONS MECANIQUES
发明人
分类号
E02F3/34;E02F3/36;(IPC1-7):E02F3/86;E02F7/02
主分类号
E02F3/34
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