ARRANGEMENT FOR AUTOMATIC SIGNALLING SYSTEM INTENDED FOR RECEIVING VOICE-FREQUENCY CALLING SIGNALS,申请号CAD629263-传众专利搜索

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发明名称	ARRANGEMENT FOR AUTOMATIC SIGNALLING SYSTEM INTENDED FOR RECEIVING VOICE-FREQUENCY CALLING SIGNALS
摘要
申请公布号	CA629263(A)	申请公布日期	1961.10.17
申请号	CAD629263	申请日期
申请人	N.V. PHILIPS GLOEILAMPENFABRIEKEN	发明人	JOHANNES T. A. VAN LOTTUM;ARIE F. VERKRUISSEN
分类号		主分类号
代理机构		代理人
主权项
地址

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