Smoking device
United States Patent 3089498
US Patent References:
/0296417.html
- - 0296417

/0331569.html
- - 0331569

Smoking pipe
- - 1652572

Pipe construction
- - 1935052

Smoking pipe
- - 2164982


Inventors:
Magoichi, Usui
Publication Date:
05/14/1963
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Assignee:
Magoichi, Usui
Primary Class:
131/209
Other Classes:
131/212.200
International Classes:
A24F13/06; A24F13/00