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发明名称
METHODE VOOR HET DOOR MIDDEL VAN EEN BEWAKINGSINRICHTING BEWAKEN VAN EEN ACHTERLIGGEND TRANSMISSIEMEDIUM MET EEN MEERVOUD VAN VIRTUELE, ASYNCHROON TIJDVERDEELDE TRANSMISSIEKANALEN.
摘要
申请公布号
NL8902226(A)
申请公布日期
1991.04.02
申请号
NL19890002226
申请日期
1989.09.05
申请人
KONINKLIJKE PTT NEDERLAND N.V. TE GRONINGEN.
发明人
分类号
H04Q3/00;H04L12/56
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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