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发明名称
CONJUNTO DE COBERTURA
摘要
申请公布号
BR8401134(A)
申请公布日期
1984.10.23
申请号
BR19840001134
申请日期
1984.03.13
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
DAVID H. DAVIES;DANIEL E. EVANICKY
分类号
G11B7/24;(IPC1-7):G11B7/24
主分类号
G11B7/24
代理机构
代理人
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地址
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