VACUUM GATE VALVE,申请号JP19880290011-传众专利搜索

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发明名称	VACUUM GATE VALVE
摘要
申请公布号	JPH02138577(A)	申请公布日期	1990.05.28
申请号	JP19880290011	申请日期	1988.11.18
申请人	HITACHI LTD	发明人	HAZAKI EIICHI;SHIMIZU MINORU;TODOKORO HIDEO
分类号	F16K3/18	主分类号	F16K3/18
代理机构		代理人
主权项
地址

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