Four-way selector valve,申请号US19420463302-传众专利搜索

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发明名称	Four-way selector valve
摘要
申请公布号	US2363481(A)	申请公布日期	1944.11.28
申请号	US19420463302	申请日期	1942.10.23
申请人	JOHN ELEY, JR.	发明人	CAMPBELL RODNEY B.
分类号	F16K31/36	主分类号	F16K31/36
代理机构		代理人
主权项
地址

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