Perfectionnements à la fabrication des alliages très durs frittés,申请号FRD811283-传众专利搜索

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发明名称	Perfectionnements à la fabrication des alliages très durs frittés
摘要
申请公布号	FR811283(A)	申请公布日期	1937.04.10
申请号	FRD811283	申请日期	1936.09.25
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	C04B35/56	主分类号	C04B35/56
代理机构		代理人
主权项
地址

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