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发明名称
TELEPHONE SYSTEM
摘要
申请公布号
JPH029253(A)
申请公布日期
1990.01.12
申请号
JP19880160233
申请日期
1988.06.27
申请人
TOSHIBA CORP
发明人
HATTORI KIYOSHI;MARUI KUNIYOSHI
分类号
H04M1/274
主分类号
H04M1/274
代理机构
代理人
主权项
地址
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