Improvements in thermionic valve amplifiers,申请号GB19350003392-传众专利搜索

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发明名称	Improvements in thermionic valve amplifiers
摘要
申请公布号	GB451238(A)	申请公布日期	1936.07.31
申请号	GB19350003392	申请日期	1935.02.01
申请人	STANDARD TELEPHONES AND CABLES, LIMITED;EDWARD KENNETH SANDEMAN	发明人
分类号	H03F3/02	主分类号	H03F3/02
代理机构		代理人
主权项
地址

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