METHOD AND CIRCUIT ARRANGEMENT FOR MATCHING BUTTONS OF COINBOX TELEPHONE SETS TO LOW-CONSUMPTION CONTROL CIRCUIT,申请号HU19900007372-传众专利搜索

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发明名称	METHOD AND CIRCUIT ARRANGEMENT FOR MATCHING BUTTONS OF COINBOX TELEPHONE SETS TO LOW-CONSUMPTION CONTROL CIRCUIT
摘要
申请公布号	HUT59779(A)	申请公布日期	1992.06.29
申请号	HU19900007372	申请日期	1990.09.10
申请人	MARS INC.,US	发明人	MCGARRY,PATRICK J.,US
分类号	H04M1/27;H04M17/00;H04M17/02;H04M19/08;(IPC1-7):H04M17/00;H04M19/00	主分类号	H04M1/27
代理机构		代理人
主权项
地址

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