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Smoking apparatus
United States Patent 3250280
US Patent References:
Cigarette holder
- - 1543043
Pocket turkish pipe
- - 1734756
Method of and substance for treating tobacco smoke
- - 2108860
Holders and filters for tobacco smoking
- - 2911984
Filters for cigarettes and cigars and method of manufacturing same
- - 3006346
Inventors:
Yow-jiun HU.
Publication Date:
05/10/1966
View Patent Images:
Download PDF 3250280
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Assignee:
Yow-jiun HU.
Primary Class:
131/173
Other Classes:
131/335, 131/331, 131/215.300, 131/200, 131/215.200
International Classes:
A24F7/04
;
A24F7/00
US Patent References:
3125100