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发明名称
Perfectionnements aux dispositifs de sécurité dans les installations de turbines hydrauliques
摘要
申请公布号
FR64048(E)
申请公布日期
1955.10.17
申请号
FRD64048
申请日期
1953.04.17
申请人
ETABLISSEMENTS NEYRPIC
发明人
分类号
F03B15/18
主分类号
F03B15/18
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