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发明名称
TELEPHONE SET
摘要
申请公布号
JPH02166860(A)
申请公布日期
1990.06.27
申请号
JP19880321444
申请日期
1988.12.20
申请人
NEC CORP
发明人
HIRAYAMA SHOJI
分类号
H04M1/00
主分类号
H04M1/00
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