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发明名称	Valve
摘要
申请公布号	US2352249(A)	申请公布日期	1944.06.27
申请号	US19410377023	申请日期	1941.02.01
申请人	BRIGGS JR ROBERT L	发明人	JR. ROBERT L. BRIGGS,
分类号	F16K1/48	主分类号	F16K1/48
代理机构		代理人
主权项
地址

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