VACUUM CLEANER FILTER BAG
United States Patent 3421683
US Patent References:
Paper bag
- - 1948569

Vacuum cleaner filter bag
- - 3330100


Inventors:
Fesco, John J.
Publication Date:
01/14/1969
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Assignee:
STUDLEY PAPER CO
Primary Class:
55/361
Other Classes:
383/907, 55/380, 383/120, 55/DIG.002
International Classes:
A47L9/14; B01D29/10; B65D33/00; B65D31/00




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