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发明名称
(B1) ;CIGARETTE FILTER
摘要
申请公布号
PL234035(A1)
申请公布日期
1982.06.07
申请号
PL19810234035
申请日期
1981.11.30
申请人
BROWN & WILLIAMSON TOBACCO
发明人
CANTRELL DANIEL V
分类号
A24D3/02;A24D3/04;(IPC1-7):A24D/
主分类号
A24D3/02
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代理人
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