Procédé et dispositif de fabrication de pistons en métal léger,申请号FRD726302-传众专利搜索

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发明名称	Procédé et dispositif de fabrication de pistons en métal léger
摘要
申请公布号	FR726302(A)	申请公布日期	1932.05.26
申请号	FRD726302	申请日期	1931.11.16
申请人	SULZER FRERES, SOCIETE ANONYME	发明人
分类号	B22D7/00	主分类号	B22D7/00
代理机构		代理人
主权项
地址

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