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发明名称
TELEPHONE SANS CORDON
摘要
申请公布号
FR2563399(B1)
申请公布日期
1989.01.06
申请号
FR19850005978
申请日期
1985.04.19
申请人
SONY CORP
发明人
MASATO YAMAGATA ET KEIZO TSUKADA;TSUKADA KEIZO
分类号
H04M1/00;H04M1/727;H04Q7/20;H04Q7/38;(IPC1-7):H04M1/02;H04B1/38
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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