Impeller Within Or Proximate To Space Encompassed By Separating Media Patents (Class 55/471)
  • Odor masking and filtering ashtray
    Patent number: 3966442
    Abstract: An odor masking ashtray is constituted by an ashtray provided with openings in its side for the insertion of cigars, cigarettes and pipes serving as a base supporting a housing in which is mounted a fan positioned between two filters so that smoke and other objectionable odors may be drawn upwardly from the ashtray through the filters and in the process filtered out of the air and/or masked.
    Type: Grant
    Filed: September 30, 1974
    Date of Patent: June 29, 1976
    Assignee: Aladdin Industries, Incorporated
    Inventor: Bruce M. Waters