A method of reducing gypsum,申请号GB19290002310-传众专利搜索

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发明名称	A method of reducing gypsum
摘要
申请公布号	GB326612(A)	申请公布日期	1930.03.20
申请号	GB19290002310	申请日期	1929.01.23
申请人	G. POLYSIUS AKTIENGESELLSCHAFT	发明人
分类号	C01F11/46	主分类号	C01F11/46
代理机构		代理人
主权项
地址

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