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发明名称
PHONOGRAPH DEVICE
摘要
申请公布号
GB1212577(A)
申请公布日期
1970.11.18
申请号
GB19680036271
申请日期
1968.07.30
申请人
MARVIN GLASS & ASSOCIATES;MARVIN IRVING GLASS
发明人
分类号
G11B33/06
主分类号
G11B33/06
代理机构
代理人
主权项
地址
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