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发明名称
Telephone answering machine
摘要
申请公布号
GB2180122(A)
申请公布日期
1987.03.18
申请号
GB19850021443
申请日期
1985.08.29
申请人
JOHN ALAN * FRANK
发明人
JOHN ALAN * FRANK
分类号
H04M1/65;(IPC1-7):H04M1/65
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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