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发明名称
ELECTRONIC APPARATUS FOR ''HANDS OFF'' CONTROL OF A VOICE MAIL SYSTEM
摘要
申请公布号
EP0484334(A4)
申请公布日期
1993.09.15
申请号
EP19900907662
申请日期
1990.01.09
申请人
DUGDALE, WILLIAM P.
发明人
DUGDALE, WILLIAM P.
分类号
H04M1/00;H04M3/533;(IPC1-7):H04M1/00;H04M3/50
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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