Improvements relating to the production of gypsum plaster,申请号GB19590025375-传众专利搜索

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发明名称	Improvements relating to the production of gypsum plaster
摘要
申请公布号	GB922011(A)	申请公布日期	1963.03.27
申请号	GB19590025375	申请日期	1959.07.25
申请人	THE GYPSUM MINES LIMITED	发明人	SMITH FREDERICK HEYWORTH
分类号	C04B11/00	主分类号	C04B11/00
代理机构		代理人
主权项
地址

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