Valve,申请号US19410385160-传众专利搜索

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发明名称	Valve
摘要
申请公布号	US2271274(A)	申请公布日期	1942.01.27
申请号	US19410385160	申请日期	1941.03.25
申请人	O'DONNELL JOSEPH E	发明人	O'DONNELL JOSEPH E.
分类号	F16K15/18	主分类号	F16K15/18
代理机构		代理人
主权项
地址

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