Preparation of titanium dioxide pigments,申请号US19370167565-传众专利搜索

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发明名称	Preparation of titanium dioxide pigments
摘要
申请公布号	US2167626(A)	申请公布日期	1939.08.01
申请号	US19370167565	申请日期	1937.10.06
申请人	NATIONAL LEAD COMPANY	发明人	ALESSANDRONI HUGH V.
分类号	C01G23/053;C22B34/12	主分类号	C01G23/053
代理机构		代理人
主权项
地址

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