MULTISTAGE SCREW TYPE VACUUM PUMP,申请号JP19920208741-传众专利搜索

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发明名称	MULTISTAGE SCREW TYPE VACUUM PUMP
摘要
申请公布号	JPH0658278(A)	申请公布日期	1994.03.01
申请号	JP19920208741	申请日期	1992.08.05
申请人	EBARA CORP	发明人	YANAGISAWA SEIJI
分类号	F04C23/00;F04C25/02;F04C29/00;(IPC1-7):F04C23/00	主分类号	F04C23/00
代理机构		代理人
主权项
地址

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