Regulating valve,申请号US19550539330-传众专利搜索

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发明名称	Regulating valve
摘要
申请公布号	US2952436(A)	申请公布日期	1960.09.13
申请号	US19550539330	申请日期	1955.10.10
申请人	PAULSEN SPENCE	发明人	FALL JOHN F.;CRAWFORD TRACY
分类号	F16K31/68;G05D23/12	主分类号	F16K31/68
代理机构		代理人
主权项
地址

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