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发明名称
Recording-reproducing device
摘要
申请公布号
US2378389(A)
申请公布日期
1945.06.19
申请号
US19420467041
申请日期
1942.11.26
申请人
THE BRUSH DEVELOPMENT COMPANY
发明人
BEGUN SEMI JOSEPH
分类号
G01R13/06
主分类号
G01R13/06
代理机构
代理人
主权项
地址
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