Improvements in or relating to the production of gallium,申请号GB19480014883-传众专利搜索

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发明名称	Improvements in or relating to the production of gallium
摘要
申请公布号	GB674039(A)	申请公布日期	1952.06.18
申请号	GB19480014883	申请日期	1948.06.02
申请人	RALPH WALDO BROWN	发明人
分类号	C22B58/00	主分类号	C22B58/00
代理机构		代理人
主权项
地址

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