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发明名称
摘要
申请公布号
FR2329881(B1)
申请公布日期
1980.02.22
申请号
FR19750033215
申请日期
1975.10.30
申请人
POCLAIN
发明人
分类号
E02F3/43;F15B11/20;(IPC1-7):F15B13/07;E02F9/22
主分类号
E02F3/43
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代理人
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