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经营范围
发明名称
CIGARETTE FILTER
摘要
申请公布号
GB1500921(A)
申请公布日期
1978.02.15
申请号
GB19750012664
申请日期
1975.03.26
申请人
HOECHST AG
发明人
分类号
A24D3/10;(IPC1-7):A24B15/02
主分类号
A24D3/10
代理机构
代理人
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地址
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