ECCENTRICITY MEASURING DEVICE OF ELECTRON GUN,申请号JP19880170921-传众专利搜索

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发明名称	ECCENTRICITY MEASURING DEVICE OF ELECTRON GUN
摘要
申请公布号	JPH0221538(A)	申请公布日期	1990.01.24
申请号	JP19880170921	申请日期	1988.07.11
申请人	HITACHI LTD	发明人	AIZAWA KATSURO;MATSUYAMA AKINOBU
分类号	H01J9/42	主分类号	H01J9/42
代理机构		代理人
主权项
地址

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