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发明名称
CANTILEVERS FOR USE WITH GRAMOPHONE RECORD PLAYER PICK-
摘要
申请公布号
GB1477006(A)
申请公布日期
1977.06.22
申请号
GB19740030152
申请日期
1974.07.08
申请人
SONY CORP
发明人
分类号
H04R1/18;(IPC1-7):G11B3/46;G11B3/50
主分类号
H04R1/18
代理机构
代理人
主权项
地址
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