Improvements in the production of zinc,申请号GB19490017837-传众专利搜索

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发明名称	Improvements in the production of zinc
摘要
申请公布号	GB686542(A)	申请公布日期	1953.01.28
申请号	GB19490017837	申请日期	1949.07.06
申请人	STANLEY ROBSON;LESLIE JACK DERHAM;THE NATIONAL SMELTING COMPANY LIMITED	发明人
分类号	C22B19/18	主分类号	C22B19/18
代理机构		代理人
主权项
地址

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