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发明名称
CIGARETFILTER
摘要
申请公布号
DK160400(C)
申请公布日期
1991.09.16
申请号
DK19810005150
申请日期
1981.11.20
申请人
BROWN & WILLIAMSON TOBACCO CORPORATION
发明人
JOHNSON, ROBERT R.;CANTRELL, DANIEL V.
分类号
A24D3/02;A24D3/04;(IPC1-7):A24D3/04
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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