Extreme pressure lubricants,申请号US19450638433-传众专利搜索

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发明名称	Extreme pressure lubricants
摘要
申请公布号	US2491772(A)	申请公布日期	1949.12.20
申请号	US19450638433	申请日期	1945.12.29
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	RUDEL HARRY W.
分类号	C07D295/21	主分类号	C07D295/21
代理机构		代理人
主权项
地址

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