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发明名称
TONE ARM POSITIONING ARRANGEMENT IN A TOY SOUND REPRODUCING DEVICE
摘要
申请公布号
US3582086(A)
申请公布日期
1971.06.01
申请号
USD3582086
申请日期
1969.01.30
申请人
MATTEL INC.
发明人
WILLIAM F. SUMMERFIELD
分类号
G11B33/06;(IPC1-7):G11B3/10
主分类号
G11B33/06
代理机构
代理人
主权项
地址
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