Improvements in or relating to the preparation of soil improving agents,申请号GB19550020884-传众专利搜索

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发明名称	Improvements in or relating to the preparation of soil improving agents
摘要
申请公布号	GB788677(A)	申请公布日期	1958.01.08
申请号	GB19550020884	申请日期	1955.07.19
申请人	ROHM & HAAS G.M.B.H.	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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