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经营范围
发明名称
An automatically and continuously working gramophone
摘要
申请公布号
GB475731(A)
申请公布日期
1937.11.24
申请号
GB19360008729
申请日期
1936.03.24
申请人
TAIJI UEMURA
发明人
分类号
G11B17/02
主分类号
G11B17/02
代理机构
代理人
主权项
地址
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