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发明名称
摘要
申请公布号
FR2127069(A5)
申请公布日期
1972.10.13
申请号
FR19710005946
申请日期
1971.02.22
申请人
SCHLUMBERGER COMPTEURS
发明人
分类号
E06B11/08;F16D41/067;(IPC1-7):F16D41/00;E05C19/00;E06B11/00
主分类号
E06B11/08
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