Improvements relating to processes for refining lead,申请号GB19510003877-传众专利搜索

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发明名称	Improvements relating to processes for refining lead
摘要
申请公布号	GB721590(A)	申请公布日期	1955.01.12
申请号	GB19510003877	申请日期	1951.02.16
申请人	METALLWERKE UNTERWESER 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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