Piston pour moteur à combustion interne,申请号FRD725490-传众专利搜索

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发明名称	Piston pour moteur à combustion interne
摘要
申请公布号	FR725490(A)	申请公布日期	1932.05.12
申请号	FRD725490	申请日期	1931.10.31
申请人	ELEKTRONMETALL G.M.B.H.	发明人
分类号	F02F3/00	主分类号	F02F3/00
代理机构		代理人
主权项
地址

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