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发明名称
TOBACCO-SMOKE FILTERS
摘要
申请公布号
CA904705(A)
申请公布日期
1972.07.11
申请号
CAD904705
申请日期
申请人
BRITISH-AMERICAN TOBACCO COMPANY LIMITED
发明人
HENRY G. HORSEWELL;THOMAS W. C. TOLMAN
分类号
A24D3/14;A24D3/16;(IPC1-7):A24D3/14
主分类号
A24D3/14
代理机构
代理人
主权项
地址
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