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发明名称
EXTERNAL LOOPBACK TEST SYSTEM FOR PACKET BUS AND PACKET TRANSFER EQUIPMENT
摘要
申请公布号
JPH03136535(A)
申请公布日期
1991.06.11
申请号
JP19890276805
申请日期
1989.10.23
申请人
NEC CORP
发明人
MURATA TAIICHI
分类号
H04L12/40
主分类号
H04L12/40
代理机构
代理人
主权项
地址
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