VACUUM PUMP DEVICE,申请号JP19860235547-传众专利搜索

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发明名称	VACUUM PUMP DEVICE
摘要
申请公布号	JPS6390686(A)	申请公布日期	1988.04.21
申请号	JP19860235547	申请日期	1986.10.03
申请人	FUJI ELECTRIC CO LTD	发明人	WATANABE ETSUO
分类号	F04C25/02;F04B41/06;F04F5/52	主分类号	F04C25/02
代理机构		代理人
主权项
地址

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