Dry pipe valve,申请号US19510234276-传众专利搜索

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发明名称	Dry pipe valve
摘要
申请公布号	US2644479(A)	申请公布日期	1953.07.07
申请号	US19510234276	申请日期	1951.06.29
申请人	GLOBE AUTOMATIC SPRINKLER COMPANY	发明人	ROWLEY ARTHUR C.
分类号	F16K1/20	主分类号	F16K1/20
代理机构		代理人
主权项
地址

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