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发明名称
Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core.
摘要
申请公布号
EP0608047(A3)
申请公布日期
1994.11.17
申请号
EP19940300070
申请日期
1994.01.06
申请人
PHILIP MORRIS PRODUCTS INC.
发明人
ARTERBERY, CYNTHIA W.;KERITSIS, GUS D.;CALLAHAM, W. TIMOTHY;LESLIE, DONALD E.;NEWMAN, KENNETH A.;WHITE, JR., MORRIS F.;SLAGLE, ROGER S.
分类号
A24D3/00;A24D3/04;A24D3/06;A24D3/08;A24D3/10;A24D3/16;B01D53/04;D01F2/28;(IPC1-7):A24D3/04
主分类号
A24D3/00
代理机构
代理人
主权项
地址
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