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发明名称
APPARATUS AND METHOD FOR PROVIDING A RESPONSE MESSAGE TO AN INCOMING CALLER IN AN OPERATOR-ASSISTED TELEPHONE FACILITY
摘要
申请公布号
GB9312366(D0)
申请公布日期
1993.07.28
申请号
GB19930012366
申请日期
1993.06.18
申请人
GOLDEN ENTERPRISES INC
发明人
分类号
H04M3/487;H04M3/493;H04M3/51
主分类号
H04M3/487
代理机构
代理人
主权项
地址
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