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发明名称
Perfectionnements apportés aux vannes segments
摘要
申请公布号
FR1392666(A)
申请公布日期
1965.03.19
申请号
FR19640962876
申请日期
1964.02.06
申请人
ENTREPRISE D'EQUIPEMENTS MECANIQUES ET HYDRAULIQUES E. M. H.
发明人
VILAIN ROBERT
分类号
E02B7/42
主分类号
E02B7/42
代理机构
代理人
主权项
地址
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