Variable impedance network,申请号GB19630029440-传众专利搜索

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发明名称	Variable impedance network
摘要
申请公布号	GB1057622(A)	申请公布日期	1967.02.01
申请号	GB19630029440	申请日期	1963.07.25
申请人	WESTERN ELECTRIC COMPANY	发明人
分类号	H03G1/00;H04B3/18	主分类号	H03G1/00
代理机构		代理人
主权项
地址

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