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发明名称
Improvements in methods of manufacturing phonograph styli
摘要
申请公布号
GB838283(A)
申请公布日期
1960.06.22
申请号
GB19580041473
申请日期
1958.12.23
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
B23P5/00
主分类号
B23P5/00
代理机构
代理人
主权项
地址
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