Selector valve with automatic return,申请号US19410422665-传众专利搜索

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发明名称	Selector valve with automatic return
摘要
申请公布号	US2342450(A)	申请公布日期	1944.02.22
申请号	US19410422665	申请日期	1941.12.12
申请人	JOHN ELEY, JR.	发明人	CAMPBELL RODNEY B.
分类号	B64C25/22;F16K31/124	主分类号	B64C25/22
代理机构		代理人
主权项
地址

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