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发明名称
Apparatus for recording and reproducing disk records for talking machines
摘要
申请公布号
US1862524(A)
申请公布日期
1932.06.14
申请号
US19300464146
申请日期
1930.06.27
申请人
ALBERT BARLOW HORACE JOHN;DOUGLAS CARGILL ROBERT
发明人
BARLOW HORACE JOHN ALBERT;CARGILL ROBERT DOUGLAS
分类号
G11B3/34
主分类号
G11B3/34
代理机构
代理人
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