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发明名称
AUTOMATIC LOOPBACK TEST SYSTEM FOR DATA TRANSMISSION SYSTEM
摘要
申请公布号
JPH0537602(A)
申请公布日期
1993.02.12
申请号
JP19910189102
申请日期
1991.07.30
申请人
NEC CORP;NEC ENG LTD
发明人
KAWAMURA HAJIME;MIZUSAWA TSUNETOSHI
分类号
H04L29/14
主分类号
H04L29/14
代理机构
代理人
主权项
地址
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