Call prepayment in a telecommunication system,申请号GB20010000796-传众专利搜索

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发明名称	Call prepayment in a telecommunication system
摘要
申请公布号	GB0100796(D0)	申请公布日期	2001.02.21
申请号	GB20010000796	申请日期	1999.06.25
申请人	TELEFONAKTIEBOLAGET L M ERICSSON	发明人
分类号	H04M17/00;H04W4/24	主分类号	H04M17/00
代理机构		代理人
主权项
地址

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