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发明名称
Calling device in a digital communication network
摘要
申请公布号
EP1400941(A3)
申请公布日期
2004.07.21
申请号
EP20030020348
申请日期
2003.09.09
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
BRUMMER, WOLFGANG;KAUFMANN, HOLGER;KUNTZ, HELMUT
分类号
G08B25/01;G08B25/08;G08B29/06;H04L12/26;(IPC1-7):G08B25/08;G08B5/22
主分类号
G08B25/01
代理机构
代理人
主权项
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