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发明名称
Improvements in record changing phonographs
摘要
申请公布号
GB801174(A)
申请公布日期
1958.09.10
申请号
GB19550005886
申请日期
1955.02.28
申请人
HANS CHRISTIAN HANSEN
发明人
分类号
G11B3/08;G11B3/085;G11B17/16;G11B19/14
主分类号
G11B3/08
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