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发明名称
Improvements in automatic gramophone record changers
摘要
申请公布号
GB675900(A)
申请公布日期
1952.07.16
申请号
GB19500016551
申请日期
1950.07.03
申请人
BJARNE ERIKSON
发明人
分类号
G11B17/02
主分类号
G11B17/02
代理机构
代理人
主权项
地址
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