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经营范围
发明名称
Clapet automatique
摘要
申请公布号
FR57155(E)
申请公布日期
1952.12.16
申请号
FRD57155
申请日期
1946.11.08
申请人
发明人
BERNAT RAOUL;BERNAT HENRI
分类号
F16K15/02;F16K15/08;F16K31/08
主分类号
F16K15/02
代理机构
代理人
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地址
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