Sealing means for fluid valves,申请号US19500151779-传众专利搜索

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发明名称	Sealing means for fluid valves
摘要
申请公布号	US2661925(A)	申请公布日期	1953.12.08
申请号	US19500151779	申请日期	1950.03.24
申请人	BARKELEW RICHARD C	发明人	BARKELEW RICHARD C.
分类号	F16K11/20	主分类号	F16K11/20
代理机构		代理人
主权项
地址

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