RECORDING METHOD FOR AREA CALL CHARGE,申请号KR1019870005421-传众专利搜索

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发明名称	RECORDING METHOD FOR AREA CALL CHARGE
摘要
申请公布号	KR1019900002642(B1)	申请公布日期	1990.04.21
申请号	KR1019870005421	申请日期	1987.05.29
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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