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发明名称
TOBACCO SMOKE FILTERS
摘要
Apparatus and method are described for manufacturing a filter rod from a continuous multifilament filter tow which is treated with a smoke-modifying agent during the filter rod manufacturing process.
申请公布号
PH25561(A)
申请公布日期
1991.08.08
申请号
PH19400000357
申请日期
1987.08.27
申请人
R.J. REYNOLDS TOBACCO COMPANY
发明人
JAMES WILLIARD PRYOR
分类号
A24D3/02;A24D3/04
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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