Improvements in or relating to liquid ring gas pumps,申请号GB19630040873-传众专利搜索

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发明名称	Improvements in or relating to liquid ring gas pumps
摘要
申请公布号	GB1016304(A)	申请公布日期	1966.01.12
申请号	GB19630040873	申请日期	1963.10.16
申请人	SIEMEN & HINSCH MBH	发明人
分类号	F04C19/00;F04C28/02	主分类号	F04C19/00
代理机构		代理人
主权项
地址

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