Knob assembly for valves, switches and the like,申请号US19560598630-传众专利搜索

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发明名称	Knob assembly for valves, switches and the like
摘要
申请公布号	US2826934(A)	申请公布日期	1958.03.18
申请号	US19560598630	申请日期	1956.07.18
申请人	KEELER BRASS COMPANY	发明人	JAKEWAY GERALD V.
分类号	F16K31/60;G05G1/12	主分类号	F16K31/60
代理机构		代理人
主权项
地址

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