Vacuum cleaner with two stage filtration
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United States of America Patent
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Feb 21, 2012
Grant Date -
Mar 29, 2007
app pub date -
Sep 22, 2006
filing date -
Sep 23, 2005
priority date (Note) -
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Abstract
A canister vacuum cleaner comprises a base, a recovery tank, and a clean solution tank. The vacuum cleaner can be used for dry vacuuming, wet vacuuming, and can distribute cleaning solution to a floor surface and has means for a fluid distribution system and a recovery system. The clean solution tank can be filled with a cleaning solution for distribution to a floor surface and the recovery tank is used for collecting dry or liquid matter recovered from vacuuming.
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