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发明名称
Dispositif limiteur de pression et permettant le passage d'objets durs dans les pompes, aspirantes et foulantes, rotatives à piston coulissant
摘要
申请公布号
FR1335784(A)
申请公布日期
1963.08.23
申请号
FR19620911571
申请日期
1962.10.08
申请人
S. A. CORMA & SAVA
发明人
分类号
F04B3/00;F04B7/00;F04B9/04;F04B49/24
主分类号
F04B3/00
代理机构
代理人
主权项
地址
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