(B1) ;ELECTRON GUN,申请号PL19810230317-传众专利搜索

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发明名称	(B1) ;ELECTRON GUN
摘要
申请公布号	PL230317(A1)	申请公布日期	1981.11.27
申请号	PL19810230317	申请日期	1981.03.25
申请人	RCA CORP	发明人	HUGHES RICHARD H
分类号	H01J29/50;H01J29/51;H01J29/56;(IPC1-7):H01J/;H04N/	主分类号	H01J29/50
代理机构		代理人
主权项
地址

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