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发明名称
KEY TELEPHONE SET
摘要
申请公布号
JPH01251941(A)
申请公布日期
1989.10.06
申请号
JP19880078719
申请日期
1988.03.31
申请人
TOSHIBA CORP
发明人
HATA KIMITOSHI;NEMOTO JUNICHIRO
分类号
H04M1/24
主分类号
H04M1/24
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