Lubricator,申请号US19440520461-传众专利搜索

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发明名称	Lubricator
摘要
申请公布号	US2438969(A)	申请公布日期	1948.04.06
申请号	US19440520461	申请日期	1944.01.31
申请人	LE ROI COMPANY	发明人	FEUCHT ALBERT
分类号	F16N7/34	主分类号	F16N7/34
代理机构		代理人
主权项
地址

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