Dispositif pour l'amplification de courants continus,申请号FRD893399-传众专利搜索

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发明名称	Dispositif pour l'amplification de courants continus
摘要
申请公布号	FR893399(A)	申请公布日期	1944.06.07
申请号	FRD893399	申请日期	1943.04.09
申请人	FIDES GESELLSCHAFT FU:R DIE VERWALTUNG UND VERWERTUNG VON GEWERBLICHEN SCHUTZRECHTEN MIT BESCHRANKTER HAFTUNG	发明人
分类号	H03F3/36	主分类号	H03F3/36
代理机构		代理人
主权项
地址

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