Pump and valve unit,申请号US19490110049-传众专利搜索

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发明名称	Pump and valve unit
摘要
申请公布号	US2707485(A)	申请公布日期	1955.05.03
申请号	US19490110049	申请日期	1949.08.13
申请人	MILTON ROY COMPANY	发明人	SAALFRANK ROYAL BARTLETT
分类号	F04B53/10;F16K15/04	主分类号	F04B53/10
代理机构		代理人
主权项
地址

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