Procédé pour préparer les pièces en fer ou en acier en vue de leur formage à froid,申请号FRD1192515-传众专利搜索

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发明名称	Procédé pour préparer les pièces en fer ou en acier en vue de leur formage à froid
摘要
申请公布号	FR1192515(A)	申请公布日期	1959.10.27
申请号	FRD1192515	申请日期	1957.12.31
申请人		发明人	DUPLAN GEORGES
分类号	C23C22/00;C23C22/10	主分类号	C23C22/00
代理机构		代理人
主权项
地址

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