Metering valve for use on centralized liquid distribution systems,申请号US19560572673-传众专利搜索

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发明名称	Metering valve for use on centralized liquid distribution systems
摘要
申请公布号	US2798646(A)	申请公布日期	1957.07.09
申请号	US19560572673	申请日期	1956.03.20
申请人	WOLL RONALD V	发明人	WOLL RONALD V.
分类号	F16N27/00	主分类号	F16N27/00
代理机构		代理人
主权项
地址

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