REFINING PETROLEUM OIL,申请号CAD462712-传众专利搜索

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发明名称	REFINING PETROLEUM OIL
摘要
申请公布号	CA462712(A)	申请公布日期	1950.01.24
申请号	CAD462712	申请日期
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	GERALD E. PHILLIPS;AMIOT P. HEWLETT
分类号		主分类号
代理机构		代理人
主权项
地址

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