Air line oiler,申请号US19570653564-传众专利搜索

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发明名称	Air line oiler
摘要
申请公布号	US2921649(A)	申请公布日期	1960.01.19
申请号	US19570653564	申请日期	1957.04.18
申请人	WILKERSON CORPORATION	发明人	WILKERSON DEWEY L.
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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