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发明名称
Method and signal for transferring information in a telephone network
摘要
申请公布号
EP0981235(A3)
申请公布日期
2003.09.24
申请号
EP19990660115
申请日期
1999.06.24
申请人
HELSINGIN PUHELIN OYJ - HELSINGFORS TELEFON ABP
发明人
PELTOLA, HANNU;JAKOLA, JANNE;KASARI, VESA
分类号
H04M3/51;H04M3/54;H04M7/00;(IPC1-7):H04M3/42;H04Q3/00
主分类号
H04M3/51
代理机构
代理人
主权项
地址
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