Regulating radiator valve,申请号US19370120018-传众专利搜索

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发明名称	Regulating radiator valve
摘要
申请公布号	US2114139(A)	申请公布日期	1938.04.12
申请号	US19370120018	申请日期	1937.01.11
申请人	C. A. DUNHAM COMPANY	发明人	JR. DAVID N. CROSTHWAIT,;HESMER ALBERT J.;BRENNAN JOHN HENRY
分类号	F16K1/52	主分类号	F16K1/52
代理机构		代理人
主权项
地址

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