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发明名称
Perfectionnements apportés aux soupapes à membranes
摘要
申请公布号
FR1491463(A)
申请公布日期
1967.08.11
申请号
FR19660067375
申请日期
1966.06.29
申请人
发明人
GRATZMULLER JEAN LOUIS
分类号
F16K17/08;F16K27/00;F16K41/12
主分类号
F16K17/08
代理机构
代理人
主权项
地址
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