SCROLL TYPE VACUUM PUMP,申请号JP19890273800-传众专利搜索

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发明名称	SCROLL TYPE VACUUM PUMP
摘要
申请公布号	JPH02161190(A)	申请公布日期	1990.06.21
申请号	JP19890273800	申请日期	1989.10.23
申请人	HITACHI LTD;SHIN MEIWA IND CO LTD	发明人	MACHIDA SHIGERU;UENISHI MAKOTO;MAEDA NAOKI;MIYAZAKI KAZUAKI
分类号	F04C25/02;F01C17/06;F04C18/02	主分类号	F04C25/02
代理机构		代理人
主权项
地址

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