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发明名称
DIGITAL TELEPHONE SYSTEM
摘要
申请公布号
JPH01316048(A)
申请公布日期
1989.12.20
申请号
JP19880147373
申请日期
1988.06.15
申请人
TOSHIBA CORP
发明人
NEMOTO JUNICHIRO
分类号
H04M11/00;H04M1/00;H04M1/253;H04M3/20;H04M3/42
主分类号
H04M11/00
代理机构
代理人
主权项
地址
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