Installation de transmission à courants porteurs.,申请号CHD257586-传众专利搜索

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发明名称	Installation de transmission à courants porteurs.
摘要
申请公布号	CH257586(A)	申请公布日期	1948.10.15
申请号	CHD257586	申请日期	1943.06.21
申请人	STANDARD TELEPHONE ET RADIO S. A.	发明人	STANDARD TELEPHONE ET RADIO S. A.
分类号	H04B3/04;H04B3/10	主分类号	H04B3/04
代理机构		代理人
主权项
地址

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