发明名称 DETACHED DISPOSABLE FILTER FOR EXHALED SMOKE
摘要 The invention discloses a smoke filter comprising a filter housing detached from a smoking apparatus, a mouth piece, an exhaled smoke intake vent, a pre-filter pouch having pores containing filter media; and a filter exit vent. The disposable filter is not used during inhalation, and only used during exhaling.
申请公布号 US2014060557(A1) 申请公布日期 2014.03.06
申请号 US201213597192 申请日期 2012.08.28
申请人 MAI ANH TUAN;MAI NGOC B. 发明人 MAI ANH TUAN;MAI NGOC B.
分类号 A24D3/04 主分类号 A24D3/04
代理机构 代理人
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