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发明名称
Tone signalling
摘要
申请公布号
GB2337412(A)
申请公布日期
1999.11.17
申请号
GB19980010109
申请日期
1998.05.13
申请人
* MOTOROLA LIMITED
发明人
ANDREW JOHN * WEBSTER;YONG * ZHANG
分类号
H04W84/08;(IPC1-7):H03G3/28
主分类号
H04W84/08
代理机构
代理人
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地址
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