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发明名称
VOICE INFORMATION TRANSMISSION SYSTEM
摘要
申请公布号
JPH02246535(A)
申请公布日期
1990.10.02
申请号
JP19890066416
申请日期
1989.03.20
申请人
NEC ENG LTD
发明人
USU KATSUNORI
分类号
H04J3/00;H04J3/12
主分类号
H04J3/00
代理机构
代理人
主权项
地址
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