Smoking device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 17, 1991
Grant Date -
N/A
app pub date -
Jan 12, 1990
filing date -
Jan 16, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
According to a smoking device of the present invention, major and a minor smoke streams given out during smoking are temporarily stored in a storage section by means of a forcible sucking device. The storage section is taken out to the outdoors later, and the stored smoke is exhausted. The forcible sucking device comprises fans, a pump, or the like, or it utilizes the gravitational force or spring force.
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Family
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