Montage amplificateur de lampe amplificatrice,申请号FRD788558-传众专利搜索

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发明名称	Montage amplificateur de lampe amplificatrice
摘要
申请公布号	FR788558(A)	申请公布日期	1935.10.12
申请号	FRD788558	申请日期	1935.04.09
申请人	VEREINIGTE GLUEHLAMPEN UND ELECTRICITATS AKTIENGESELLSCHAFT	发明人
分类号	H03F3/22	主分类号	H03F3/22
代理机构		代理人
主权项
地址

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