Improvements in or relating to means for amplifying the currents of photo-electric cells,申请号GB19310023718-传众专利搜索

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发明名称	Improvements in or relating to means for amplifying the currents of photo-electric cells
摘要
申请公布号	GB379849(A)	申请公布日期	1932.09.08
申请号	GB19310023718	申请日期	1931.08.24
申请人	ERWIN FALKENTHAL	发明人
分类号	H01J40/14	主分类号	H01J40/14
代理机构		代理人
主权项
地址

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