Valve for control of mediums under pressure,申请号US19370180488-传众专利搜索

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发明名称	Valve for control of mediums under pressure
摘要
申请公布号	US2160657(A)	申请公布日期	1939.05.30
申请号	US19370180488	申请日期	1937.12.18
申请人	HAYNES GEORGE P	发明人	HAYNES GEORGE P.
分类号	F22B37/54	主分类号	F22B37/54
代理机构		代理人
主权项
地址

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