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发明名称
摘要
申请公布号
FR2040914(A5)
申请公布日期
1971.01.22
申请号
FR19690011899
申请日期
1969.04.14
申请人
ALSTHOM SAVOISIENNE
发明人
分类号
F16J15/02;F17C13/00;H01F6/06;(IPC1-7):16J15/00
主分类号
F16J15/02
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