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经营范围
发明名称
SMOKE FILTER
摘要
申请公布号
CA911840(A)
申请公布日期
1972.10.10
申请号
CAD911840
申请日期
申请人
R.J. REYNOLDS TOBACCO COMPANY
发明人
JESSE R. PINKHAM
分类号
A24D3/02;A24F13/06;(IPC1-7):A24D3/02
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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