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发明名称
Filing device for phonograph disks
摘要
申请公布号
US1885481(A)
申请公布日期
1932.11.01
申请号
US19300494139
申请日期
1930.11.07
申请人
ANTOINE ROUSSEL JULES PAUL
发明人
ROUSSEL JULES PAUL ANTOINE
分类号
G11B33/04
主分类号
G11B33/04
代理机构
代理人
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