METHOD FOR CONFIRMING RECEIVER THROUGH RING BACK TONE,申请号KR19970069204-传众专利搜索

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发明名称	METHOD FOR CONFIRMING RECEIVER THROUGH RING BACK TONE
摘要
申请公布号	KR100246766(B1)	申请公布日期	2000.04.01
申请号	KR19970069204	申请日期	1997.12.16
申请人	SAMSUNG ELECTRONICS CO, LTD.	发明人	PARK, SUNG KYU
分类号	H04M1/56;(IPC1-7):H04M1/56	主分类号	H04M1/56
代理机构		代理人
主权项
地址

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