Procédés de fabrication de billes ou sphères en alliages légers,申请号FR19620921277-传众专利搜索

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发明名称	Procédés de fabrication de billes ou sphères en alliages légers
摘要
申请公布号	FR1374336(A)	申请公布日期	1964.10.09
申请号	FR19620921277	申请日期	1962.12.17
申请人		发明人	BUNOUST PIERRE MARIN EDOUARD
分类号	B21K1/02	主分类号	B21K1/02
代理机构		代理人
主权项
地址

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