Amplificateur comportant un seul tube à propagation d'ondes.,申请号CHD285599-传众专利搜索

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法人/股东/高管

发明名称	Amplificateur comportant un seul tube à propagation d'ondes.
摘要
申请公布号	CH285599(A)	申请公布日期	1952.09.15
申请号	CHD285599	申请日期	1949.08.11
申请人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL	发明人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
分类号	H01J25/38	主分类号	H01J25/38
代理机构		代理人
主权项
地址

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