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发明名称
Segment élastique racleur d'huile et piston portant ce segment applicable dans les moteurs à combustion interne
摘要
申请公布号
FR702942(A)
申请公布日期
1931.04.21
申请号
FRD702942
申请日期
1930.09.06
申请人
发明人
VASSALLO ENRICO
分类号
F16J9/20
主分类号
F16J9/20
代理机构
代理人
主权项
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