MULTI-SECTION ROOTS VACUUM PUMP OF REVERSE FLOW COOLING TYPE WITH INTERNAL FLOW DIVISION ARRANGEMENT,申请号EP19870305381-传众专利搜索

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发明名称	MULTI-SECTION ROOTS VACUUM PUMP OF REVERSE FLOW COOLING TYPE WITH INTERNAL FLOW DIVISION ARRANGEMENT
摘要
申请公布号	EP0272767(A3)	申请公布日期	1988.09.21
申请号	EP19870305381	申请日期	1987.06.17
申请人	UNOZAWA-GUMI IRON WORKS, LTD.	发明人	HIGUCHI, TSUTOMU;SHIGEHARUKAMBE
分类号	F04C23/00;F04C18/12;F04C29/04;(IPC1-7):F04C18/12	主分类号	F04C23/00
代理机构		代理人
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地址

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