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经营范围
发明名称
Improvements in or relating to tobacco smoke filtering materials
摘要
申请公布号
GB793838(A)
申请公布日期
1958.04.23
申请号
GB19560009153
申请日期
1956.03.23
申请人
SOCIETE CRAILCO
发明人
分类号
A24D3/16
主分类号
A24D3/16
代理机构
代理人
主权项
地址
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