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发明名称
TELEPHONE SYSTEM
摘要
申请公布号
JPS6439859(A)
申请公布日期
1989.02.10
申请号
JP19870195190
申请日期
1987.08.06
申请人
TOSHIBA CORP
发明人
OSHIKA MIDORI
分类号
H04M1/274;H04M1/56
主分类号
H04M1/274
代理机构
代理人
主权项
地址
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