Amplifying member for pilot-operated valves,申请号US19570659420-传众专利搜索

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发明名称	Amplifying member for pilot-operated valves
摘要
申请公布号	US2870986(A)	申请公布日期	1959.01.27
申请号	US19570659420	申请日期	1957.05.15
申请人	JACKES-EVANS MANUFACTURING COMPANY	发明人	VARGO FRANK J.
分类号	F16K31/40	主分类号	F16K31/40
代理机构		代理人
主权项
地址

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