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发明名称
CONTROL MEANS FOR GRAMOPHONES
摘要
申请公布号
CA456565(A)
申请公布日期
1949.05.10
申请号
CAD456565
申请日期
申请人
THE GARRARD ENGINEERING AND MANUFACTURING COMPANYLIMITED
发明人
EDMUND WALTER MORTIMER
分类号
主分类号
代理机构
代理人
主权项
地址
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