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法人/股东/高管

发明名称
摘要
申请公布号	JPS56114057(U)	申请公布日期	1981.09.02
申请号	JP19800011913U	申请日期	1980.02.04
申请人		发明人
分类号	H01J23/20;H01J23/213;(IPC1-7):H01J23/213	主分类号	H01J23/20
代理机构		代理人
主权项
地址

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