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发明名称
ISDN TELEPHONE SET PROVIDED WITH VOICE GUIDANCE
摘要
申请公布号
JPH04243357(A)
申请公布日期
1992.08.31
申请号
JP19910004256
申请日期
1991.01.18
申请人
MITSUBISHI ELECTRIC CORP
发明人
HITOMI TAKASHI;IHARA TAKANORI
分类号
H04M1/00;H04M1/253
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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