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发明名称
FILTRE A CIGARETTE.
摘要
申请公布号
CH646587(A5)
申请公布日期
1984.12.14
申请号
CH19810007496
申请日期
1981.11.24
申请人
BROWN & WILLIAMSON TOBACCO CORP.
发明人
JOHNSON, ROBERT R.
分类号
A24D1/04;A24D3/04;(IPC1-7):A24D3/04
主分类号
A24D1/04
代理机构
代理人
主权项
地址
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