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发明名称
Counter for tape recorder
摘要
申请公布号
US2756279(A)
申请公布日期
1956.07.24
申请号
US19520289696
申请日期
1952.05.23
申请人
LANG HARRY A
发明人
LANG HARRY A.
分类号
G11B27/34
主分类号
G11B27/34
代理机构
代理人
主权项
地址
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