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发明名称
Phonograph
摘要
申请公布号
US2373960(A)
申请公布日期
1945.04.17
申请号
US19420454507
申请日期
1942.08.12
申请人
THOMAS A. EDISON, INCORPORATED
发明人
HUENLICH CHARLES
分类号
G11B3/58
主分类号
G11B3/58
代理机构
代理人
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