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发明名称
Improvements in or relating to electric drives for gramophones and the like
摘要
申请公布号
GB329997(A)
申请公布日期
1930.05.26
申请号
GB19290006212
申请日期
1929.02.25
申请人
CHRISTOPHER BROWNE
发明人
分类号
G11B17/00
主分类号
G11B17/00
代理机构
代理人
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