Lubricant and method of preparing same,申请号US19350055199-传众专利搜索

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发明名称	Lubricant and method of preparing same
摘要
申请公布号	US2211231(A)	申请公布日期	1940.08.13
申请号	US19350055199	申请日期	1935.12.19
申请人	THE PURE OIL COMPANY	发明人	HENDERSON LAWRENCE M.
分类号		主分类号
代理机构		代理人
主权项
地址

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