Mechanically operated check valve,申请号US19490130693-传众专利搜索

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发明名称	Mechanically operated check valve
摘要
申请公布号	US2634752(A)	申请公布日期	1953.04.14
申请号	US19490130693	申请日期	1949.12.02
申请人	DEXTER MCKAY H	发明人	MCKAY H. DEXTER
分类号	F16K15/18	主分类号	F16K15/18
代理机构		代理人
主权项
地址

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