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经营范围
发明名称
Phonograph apparatus
摘要
申请公布号
US3168318(A)
申请公布日期
1965.02.02
申请号
US19610142312
申请日期
1961.10.02
申请人
LEA LAWRENCE N
发明人
LEA LAWRENCE N.
分类号
G11B3/085;G11B3/095;G11B33/06
主分类号
G11B3/085
代理机构
代理人
主权项
地址
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