Pressure relief valve,申请号US19450619991-传众专利搜索

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发明名称	Pressure relief valve
摘要
申请公布号	US2497860(A)	申请公布日期	1950.02.21
申请号	US19450619991	申请日期	1945.10.03
申请人	CHICAGO BRIDGE & IRON COMPANY	发明人	BROWN RICHARD A.
分类号	F16K17/04	主分类号	F16K17/04
代理机构		代理人
主权项
地址

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