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发明名称
PUSHBUTTON TELEPHONE SET
摘要
申请公布号
JPH04248736(A)
申请公布日期
1992.09.04
申请号
JP19910014113
申请日期
1991.02.05
申请人
NEC CORP
发明人
HASEGAWA MICHIYO
分类号
G04G5/04;G04G9/00;H04M1/00;H04M1/02
主分类号
G04G5/04
代理机构
代理人
主权项
地址
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