Dispositif d'étanchéité pour porte de four à coke,申请号FRD903578-传众专利搜索

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发明名称	Dispositif d'étanchéité pour porte de four à coke
摘要
申请公布号	FR903578(A)	申请公布日期	1945.10.09
申请号	FRD903578	申请日期	1944.04.21
申请人	EVENCE COPPEE & COMPAGNIE	发明人
分类号	C10B25/12	主分类号	C10B25/12
代理机构		代理人
主权项
地址

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