发明名称 Hand carried device for filtering tobacco smoke
摘要 A miniature housing containing a miniature lightweight electrically operated blower and a tobacco smoke filter is removably mounted on the hand of the smoker adjacent the lighted cigarette or cigar or the like to draw the tobacco smoke directly into the housing through the filter media and expel the clean air through an outlet in the housing.
申请公布号 US4602646(A) 申请公布日期 1986.07.29
申请号 US19850735690 申请日期 1985.05.20
申请人 CASCALENDA, JAMES J.;HEIMERL, THOMAS J. 发明人 CASCALENDA, JAMES J.;HEIMERL, THOMAS J.
分类号 A24F19/00;H04N5/262 主分类号 A24F19/00
代理机构 代理人
主权项
地址