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发明名称
REMOTE CONTROL SYSTEM FOR DATA EXCHANGE/LINE CONCENTRATOR
摘要
申请公布号
JPH05110665(A)
申请公布日期
1993.04.30
申请号
JP19910266255
申请日期
1991.10.15
申请人
NEC CORP
发明人
OOTSUKA MASANOBU
分类号
H04M3/00;H04L12/24;H04L12/26;H04Q11/04
主分类号
H04M3/00
代理机构
代理人
主权项
地址
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