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发明名称
Perfectionnements aux mécanismes change-disques automatiques pour gramophones et machines parlantes analogues
摘要
申请公布号
FR873914(A)
申请公布日期
1942.07.23
申请号
FRD873914
申请日期
1940.03.01
申请人
THE GARRARD ENGINEERING & MANUFACTURING CO. LIMITED
发明人
分类号
G11B17/16
主分类号
G11B17/16
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代理人
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