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发明名称
TELEPHONE SYSTEM
摘要
申请公布号
JPH0622021(A)
申请公布日期
1994.01.28
申请号
JP19920355354
申请日期
1992.12.21
申请人
TAMURA ELECTRIC WORKS LTD
发明人
OKUMURA SENJI;SEKINE KATSUYUKI
分类号
H04M1/26;H04M1/2745;(IPC1-7):H04M1/26
主分类号
H04M1/26
代理机构
代理人
主权项
地址
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