Rotary valve with seal seat,申请号US19530352675-传众专利搜索

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发明名称	Rotary valve with seal seat
摘要
申请公布号	US2832561(A)	申请公布日期	1958.04.29
申请号	US19530352675	申请日期	1953.05.04
申请人	HOLL JAMES W F	发明人	HOLL JAMES W. F.
分类号	F16K11/074	主分类号	F16K11/074
代理机构		代理人
主权项
地址

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