Photoube and method of manufacture,申请号US19430481246-传众专利搜索

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发明名称	Photoube and method of manufacture
摘要
申请公布号	US2431402(A)	申请公布日期	1947.11.25
申请号	US19430481246	申请日期	1943.03.31
申请人	RADIO CORPORATION OF AMERICA	发明人	JANES ROBERT B.
分类号	H01J40/16	主分类号	H01J40/16
代理机构		代理人
主权项
地址

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