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发明名称
VOICE COMMUNICATION DEVICE
摘要
申请公布号
EP2207311(A4)
申请公布日期
2012.07.04
申请号
EP20080848385
申请日期
2008.10.31
申请人
YAMAHA CORPORATION
发明人
SONE, TAKUROU
分类号
H04L12/403;H04L12/18;H04L12/46;H04M3/56
主分类号
H04L12/403
代理机构
代理人
主权项
地址
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