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发明名称
Perfectionnements aux valves
摘要
申请公布号
FR1224236(A)
申请公布日期
1960.06.22
申请号
FR19590785854
申请日期
1959.02.05
申请人
发明人
MERCIER JEAN
分类号
F15B1/04;F15B1/08;F15B1/18
主分类号
F15B1/04
代理机构
代理人
主权项
地址
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