Perfectionnements aux dispositifs d'atténuateurs électriques,申请号FRD939279-传众专利搜索

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发明名称	Perfectionnements aux dispositifs d'atténuateurs électriques
摘要
申请公布号	FR939279(A)	申请公布日期	1948.11.09
申请号	FRD939279	申请日期	1946.08.29
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	SECKER BEN
分类号	H01P1/22;H03H7/24	主分类号	H01P1/22
代理机构		代理人
主权项
地址

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