Improvements in electrical networks,申请号GB19290032968-传众专利搜索

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发明名称	Improvements in electrical networks
摘要
申请公布号	GB342307(A)	申请公布日期	1931.01.30
申请号	GB19290032968	申请日期	1929.10.30
申请人	STANDARD TELEPHONES AND CABLES LIMITED;ARTHUR TISSO STARR	发明人
分类号	H04B3/16	主分类号	H04B3/16
代理机构		代理人
主权项
地址

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