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发明名称
Procédé de compensation des forces tendant à maintenir ou ouvrir un clapet dues à la pression différentielle appliquée à ce clapet
摘要
申请公布号
FR1390295(A)
申请公布日期
1965.02.26
申请号
FR19640959586
申请日期
1964.01.07
申请人
发明人
MOREAU PIERRE
分类号
F16K39/02
主分类号
F16K39/02
代理机构
代理人
主权项
地址
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