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发明名称
LOOPBACK TEST SYSTEM
摘要
申请公布号
JPH0438045(A)
申请公布日期
1992.02.07
申请号
JP19900145782
申请日期
1990.06.04
申请人
FUJITSU LTD;FUJITSUU NAGOYA TSUUSHIN SHISUTEMU KK
发明人
HIBINO IKURO;KAWAMOTO NORIMICHI
分类号
H04M3/26;H04L29/14
主分类号
H04M3/26
代理机构
代理人
主权项
地址
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