Tobacco – Tobacco users' appliance – Device used for smoking
Patent
1976-02-26
1977-01-18
Pitrelli, John F.
Tobacco
Tobacco users' appliance
Device used for smoking
131 4R, A24F 1302
Patent
active
040033872
ABSTRACT:
A cigarette filter holder includes a cigarette receiving socket at one end and a mouthpiece at the other end. The interior of the holder includes a fibrous filtering material impregnated with water. The mouthpiece end of the holder is formed with an integrally formed removable plug, which upon removal provides an opening to the interior of the cigarette filter.
REFERENCES:
patent: 2911984 (1959-11-01), Gerard et al.
patent: 3375920 (1968-04-01), Shaw
patent: 3797644 (1974-03-01), Shaw
Aquafilter Corporation
Pitrelli John F.
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