Improvements in or relating to the preparation of chromic acid and sparingly soluble chromates,申请号GB19330031289-传众专利搜索

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发明名称	Improvements in or relating to the preparation of chromic acid and sparingly soluble chromates
摘要
申请公布号	GB428375(A)	申请公布日期	1935.05.09
申请号	GB19330031289	申请日期	1933.11.09
申请人	RICHARD EDGAR PEARSON;WALTER VILLA GILBERT	发明人
分类号	C01G37/14	主分类号	C01G37/14
代理机构		代理人
主权项
地址

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