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经营范围
发明名称
Improvements in and relating to gramophones
摘要
申请公布号
GB486999(A)
申请公布日期
1938.06.14
申请号
GB19370018315
申请日期
1937.07.01
申请人
THE GARRARD ENGINEERING & MANUFACTURING COMPANY LIMITED;ARTHUR ROBERT DOWNS
发明人
分类号
G11B17/16
主分类号
G11B17/16
代理机构
代理人
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