Procédé pour améliorer les propriétés, en particulier la dureté, la résistance et la limite d'étirage, d'alliages de fer et d'alliages d'acier,申请号FRD716821-传众专利搜索

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发明名称	Procédé pour améliorer les propriétés, en particulier la dureté, la résistance et la limite d'étirage, d'alliages de fer et d'alliages d'acier
摘要
申请公布号	FR716821(A)	申请公布日期	1931.12.28
申请号	FRD716821	申请日期	1931.05.09
申请人	FRIED. KRUPP AKTIENGESELLSCHAFT	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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