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发明名称
DOOR ANSWERING MACHINE
摘要
申请公布号
GB8810529(D0)
申请公布日期
1988.06.08
申请号
GB19880010529
申请日期
1988.05.04
申请人
PAUL, S
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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