Improvements in or relating to thermionic valve amplifiers fed from an alternating current supply,申请号GB19330030842-传众专利搜索

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发明名称	Improvements in or relating to thermionic valve amplifiers fed from an alternating current supply
摘要
申请公布号	GB423268(A)	申请公布日期	1935.01.29
申请号	GB19330030842	申请日期	1933.11.06
申请人	OTTO KURT KOLB	发明人
分类号	H04B1/16	主分类号	H04B1/16
代理机构		代理人
主权项
地址

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