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发明名称
Filter cigarettes
摘要
申请公布号
US3224453(A)
申请公布日期
1965.12.21
申请号
US19630271057
申请日期
1963.04.08
申请人
CELANESE CORPORATION OF AMERICA
发明人
MAHONEY WILLIAM R.;PIERRE RICHARD E. ST.;DUNLAP DONALD T.
分类号
A24D3/02
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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