,申请号JP19890051298U-传众专利搜索

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发明名称
摘要
申请公布号	JPH02140744(U)	申请公布日期	1990.11.26
申请号	JP19890051298U	申请日期	1989.04.27
申请人		发明人
分类号	H01J29/94;H01J31/15;(IPC1-7):H01J29/94	主分类号	H01J29/94
代理机构		代理人
主权项
地址

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