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发明名称
Record holder for talking machines
摘要
申请公布号
US1768052(A)
申请公布日期
1930.06.24
申请号
US19270220561
申请日期
1927.09.19
申请人
VICTOR TALKING MACHINE COMPANY
发明人
GREENE THOMAS T.
分类号
A47B81/06
主分类号
A47B81/06
代理机构
代理人
主权项
地址
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