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经营范围
发明名称
Vanne d'arrêt à obturateurs mobiles
摘要
申请公布号
FR1137808(A)
申请公布日期
1957.06.04
申请号
FRD1137808
申请日期
1955.09.28
申请人
SOCIETE RATEAU
发明人
分类号
F16K3/14
主分类号
F16K3/14
代理机构
代理人
主权项
地址
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