Process for the production of zinc,申请号US19470752668-传众专利搜索

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发明名称	Process for the production of zinc
摘要
申请公布号	US2473611(A)	申请公布日期	1949.06.21
申请号	US19470752668	申请日期	1947.06.05
申请人	THE NATIONAL SMELTING COMPANY LIMITED	发明人	ROBSON STANLEY
分类号	C22B19/04	主分类号	C22B19/04
代理机构		代理人
主权项
地址

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