Vortex flow control valve,申请号US19630282522-传众专利搜索

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发明名称	Vortex flow control valve
摘要
申请公布号	US3219048(A)	申请公布日期	1965.11.23
申请号	US19630282522	申请日期	1963.05.22
申请人	RICHARD PALMISANO ROSSO	发明人	PALMISANO ROSSO RICHARD
分类号	F15C1/16	主分类号	F15C1/16
代理机构		代理人
主权项
地址

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