Valve with two-way shut-off,申请号US19650492066-传众专利搜索

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发明名称	Valve with two-way shut-off
摘要
申请公布号	US3405729(A)	申请公布日期	1968.10.15
申请号	US19650492066	申请日期	1965.10.01
申请人	STEPHEN A. YOUNG CORPORATION;YOUNG	发明人	YOUNG STEPHEN A.;CHRISTIANSEN GERALD E.
分类号	F16K31/68;F16K43/00	主分类号	F16K31/68
代理机构		代理人
主权项
地址

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