Petroleum sulphonate products,申请号US19410373402-传众专利搜索

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发明名称	Petroleum sulphonate products
摘要
申请公布号	US2307743(A)	申请公布日期	1943.01.12
申请号	US19410373402	申请日期	1941.01.07
申请人	L. SONNEBORN SONS, INC.	发明人	LIBERTHSON LEO;BLUMER MANUEL
分类号	C07C309/62	主分类号	C07C309/62
代理机构		代理人
主权项
地址

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