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发明名称
摘要
申请公布号
LU76999(A1)
申请公布日期
1977.07.18
申请号
LU19770076999
申请日期
1977.03.23
申请人
发明人
分类号
A24B3/12;A24B15/20;(IPC1-7):A24B/
主分类号
A24B3/12
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代理人
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