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发明名称
Cigarette filter and method of manufacture
摘要
申请公布号
US3394707(A)
申请公布日期
1968.07.30
申请号
US19640402422
申请日期
1964.10.08
申请人
CHARLES A. ELLIS
发明人
ELLIS CHARLES A.
分类号
A24D3/04
主分类号
A24D3/04
代理机构
代理人
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地址
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