DEVICE FOR MULTIPLYING FREE ELECTRONS,申请号GB19720018682-传众专利搜索

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发明名称	DEVICE FOR MULTIPLYING FREE ELECTRONS
摘要
申请公布号	GB1377566(A)	申请公布日期	1974.12.18
申请号	GB19720018682	申请日期	1972.04.21
申请人	LICENTIA PATENVERWALTUNGS GMBH	发明人
分类号	H01J43/10;H01J43/22;(IPC1-7):H01J1/32	主分类号	H01J43/10
代理机构		代理人
主权项
地址

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