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经营范围
发明名称
SIGNAL MULTIPLEXING SYSTEM
摘要
申请公布号
JPH02291734(A)
申请公布日期
1990.12.03
申请号
JP19890112117
申请日期
1989.05.02
申请人
NEC CORP;NEC MIYAGI LTD
发明人
SUGA SEIICHI;SUDAMA TOORU
分类号
H04J3/04
主分类号
H04J3/04
代理机构
代理人
主权项
地址
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