Unitized oil rings,申请号US19640419267-传众专利搜索

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发明名称	Unitized oil rings
摘要
申请公布号	US3356375(A)	申请公布日期	1967.12.05
申请号	US19640419267	申请日期	1964.12.04
申请人	HARRIS PAUL E	发明人	HARRIS PAUL E.
分类号	F16J9/06;F16J9/14	主分类号	F16J9/06
代理机构		代理人
主权项
地址

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用于精制甘油酯油的吸附剂组合物