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发明名称
Improvements in and relating to gramophone pickups
摘要
申请公布号
GB942533(A)
申请公布日期
1963.11.20
申请号
GB19600015733
申请日期
1960.05.04
申请人
COSMOCORD LIMITED
发明人
SPENCE ROBERT
分类号
G11B21/22
主分类号
G11B21/22
代理机构
代理人
主权项
地址
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