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发明名称
Phonograph record shaving machine
摘要
申请公布号
US2209833(A)
申请公布日期
1940.07.30
申请号
US19380232766
申请日期
1938.10.01
申请人
THOMAS A. EDISON, INCORPORATED
发明人
SOMERS RICHARD M.
分类号
G11B25/02
主分类号
G11B25/02
代理机构
代理人
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地址
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