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发明名称
Breitbandkonferenzsystem
摘要
申请公布号
DE69124089(T2)
申请公布日期
1997.06.12
申请号
DE19916024089T
申请日期
1991.04.26
申请人
ALCATEL SEL AG, 70435 STUTTGART, DE
发明人
WEISS, MANFRED, W-7531 NEUHAUSEN 4, DE
分类号
H04M1/27;H04M3/56;H04Q11/04;(IPC1-7):H04M3/56
主分类号
H04M1/27
代理机构
代理人
主权项
地址
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