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经营范围
发明名称
Tobacco smoke filter element
摘要
申请公布号
US3390686(A)
申请公布日期
1968.07.02
申请号
US19650515313
申请日期
1965.12.21
申请人
THE AMERICAN TOBACCO COMPANY
发明人
JR. RICHARD M. IRBY,;III ROBERT S. SPRINKLE
分类号
A24D3/06
主分类号
A24D3/06
代理机构
代理人
主权项
地址
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