Transmission system for telephony or the like,申请号GB19300020885-传众专利搜索

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发明名称	Transmission system for telephony or the like
摘要
申请公布号	GB358564(A)	申请公布日期	1931.10.12
申请号	GB19300020885	申请日期	1930.07.10
申请人	STANDARD TELEPHONES AND CABLES LIMITED;KENNETH GEORGE HODGSON;SYDNEY HERBERT GROVE	发明人
分类号	H04B3/20	主分类号	H04B3/20
代理机构		代理人
主权项
地址

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