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发明名称
SUBSCRIBER LINE TEST EQUIPMENT
摘要
申请公布号
JPH0294749(A)
申请公布日期
1990.04.05
申请号
JP19880244017
申请日期
1988.09.30
申请人
HITACHI LTD
发明人
ABE KIYOHIKO
分类号
H04M3/22;H04M3/26;H04M3/30
主分类号
H04M3/22
代理机构
代理人
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地址
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