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发明名称
Procédé de fabrication des soupapes creuses pour moteurs à combustion interne
摘要
申请公布号
FR972814(A)
申请公布日期
1951.02.05
申请号
FRD972814
申请日期
1941.05.03
申请人
SOCIETE NATIONALE DE CONSTRUCTION DE MOTEURS
发明人
LEQUAIS EMILE
分类号
B23P13/00;B23P17/00
主分类号
B23P13/00
代理机构
代理人
主权项
地址
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