Procédé de trempe d'objets allongés,申请号FRD878869-传众专利搜索

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法人/股东/高管

发明名称	Procédé de trempe d'objets allongés
摘要
申请公布号	FR878869(A)	申请公布日期	1943.02.08
申请号	FRD878869	申请日期	1942.01.30
申请人	DEUTSCHE ROHRENWERKE A. G.	发明人
分类号	C21D1/63	主分类号	C21D1/63
代理机构		代理人
主权项
地址

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