Refining mineral oils,申请号US19420468610-传众专利搜索

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发明名称	Refining mineral oils
摘要
申请公布号	US2337467(A)	申请公布日期	1943.12.21
申请号	US19420468610	申请日期	1942.12.11
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	HEWLETT AMIOT P.
分类号	C10G19/00	主分类号	C10G19/00
代理机构		代理人
主权项
地址

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