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发明名称
Mécanisme de soupape à fermeture automatique
摘要
申请公布号
FR979928(A)
申请公布日期
1951.05.07
申请号
FRD979928
申请日期
1949.02.03
申请人
发明人
ALSINA ENRIQUE NAVARRO;GRAU FRANCISCO LORENTE
分类号
F16K21/04
主分类号
F16K21/04
代理机构
代理人
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