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发明名称
IMPROVEMENTS RELATING TO SOUND RECORDING AND REPRODUCING APPARATUS
摘要
申请公布号
GB1300799(A)
申请公布日期
1972.12.20
申请号
GB19700038055
申请日期
1970.08.06
申请人
SHEPPERTON STUDIOS LIMITED
发明人
FREDERICK JOHN GOODHALL COX
分类号
G11B5/10;G11B5/56
主分类号
G11B5/10
代理机构
代理人
主权项
地址
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