Improvements in or relating to the preparation of phosphoric anhydride and phosphoric acid,申请号GB19300035995-传众专利搜索

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发明名称	Improvements in or relating to the preparation of phosphoric anhydride and phosphoric acid
摘要
申请公布号	GB352367(A)	申请公布日期	1931.07.09
申请号	GB19300035995	申请日期	1930.11.29
申请人	METALLGESELLSCHAFT AKTIENGESELLSCHAFT	发明人
分类号	C01B25/12;C01B25/20	主分类号	C01B25/12
代理机构		代理人
主权项
地址

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