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发明名称
Tone arm restoring mechanism for different sized records
摘要
申请公布号
US2504596(A)
申请公布日期
1950.04.18
申请号
US19440530480
申请日期
1944.04.11
申请人
COLONIAL RADIO CORPORATION
发明人
SCRIVEN ALONSON E.;EVERY BLISS VAN
分类号
G11B17/16
主分类号
G11B17/16
代理机构
代理人
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