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发明名称
TOBACCO-SMOKE FILTERS
摘要
申请公布号
GB1561706(A)
申请公布日期
1980.02.27
申请号
GB19770010485
申请日期
1978.03.17
申请人
MINNESOTA MINING & MFG CO
发明人
分类号
A24D3/16;(IPC1-7):A24D3/14
主分类号
A24D3/16
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