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发明名称
Improvements in automatic record changing devices for gramophones
摘要
申请公布号
GB564851(A)
申请公布日期
1944.10.16
申请号
GB19430004407
申请日期
1943.03.18
申请人
AGA-BALTIC AKTIEBOLAG
发明人
分类号
G11B17/02
主分类号
G11B17/02
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代理人
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