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经营范围
发明名称
Magnetic recorder unit
摘要
申请公布号
US2485451(A)
申请公布日期
1949.10.18
申请号
US19450625493
申请日期
1945.10.30
申请人
LEAR, INCORPORATED
发明人
LEAR WILLIAM P.
分类号
G11B5/00
主分类号
G11B5/00
代理机构
代理人
主权项
地址
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