Installation de transmission de courants électriques.,申请号CHD234463-传众专利搜索

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发明名称	Installation de transmission de courants électriques.
摘要
申请公布号	CH234463(A)	申请公布日期	1944.09.30
申请号	CHD234463	申请日期	1939.03.04
申请人	BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME	发明人	BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
分类号	H04B3/08	主分类号	H04B3/08
代理机构		代理人
主权项
地址

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