Improvements in and relating to the protection of electrical communication lines from interference,申请号GB19320029505-传众专利搜索

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发明名称	Improvements in and relating to the protection of electrical communication lines from interference
摘要
申请公布号	GB413712(A)	申请公布日期	1934.07.23
申请号	GB19320029505	申请日期	1932.10.21
申请人	EDOUARD JEAN AUBORT	发明人
分类号	H04B3/30	主分类号	H04B3/30
代理机构		代理人
主权项
地址

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