Pump lubrication for elevating screws,申请号US19450602331-传众专利搜索

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法人/股东/高管

发明名称	Pump lubrication for elevating screws
摘要
申请公布号	US2568335(A)	申请公布日期	1951.09.18
申请号	US19450602331	申请日期	1945.06.29
申请人	THE AMERICAN TOOL WORKS COMPANY	发明人	HOELSCHER WILLIAM G.
分类号	F16N9/04	主分类号	F16N9/04
代理机构		代理人
主权项
地址

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