VACUUM EXHAUST DEVICE,申请号JP19890043914-传众专利搜索

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发明名称	VACUUM EXHAUST DEVICE
摘要
申请公布号	JPH02221686(A)	申请公布日期	1990.09.04
申请号	JP19890043914	申请日期	1989.02.23
申请人	SHIMADZU CORP	发明人	ITOI HIROTO
分类号	F04B37/16	主分类号	F04B37/16
代理机构		代理人
主权项
地址

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