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发明名称
Phonograph apparatus
摘要
申请公布号
US2036103(A)
申请公布日期
1936.03.31
申请号
US19350011091
申请日期
1935.03.14
申请人
SMYTHE JR PAUL H
发明人
JR. PAUL H. SMYTHE,
分类号
主分类号
代理机构
代理人
主权项
地址
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