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发明名称
ARRANGEMENT FOR MECHANICALLY LOWERING A GRAMOPHONE PICKUP ARM
摘要
申请公布号
PL113539(B1)
申请公布日期
1980.12.31
申请号
PL19780205765
申请日期
1978.04.01
申请人
发明人
分类号
G11B;(IPC1-7):G11B17/06
主分类号
G11B
代理机构
代理人
主权项
地址
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