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Household
Class Information
Number:
15/327.4
Name:
Brushing, scrubbing, and general cleaning
>
Machines
>
With air blast or suction
>
Tank type cleaner organization
>
Casing feature
> Cleaner encircling roller
Description:
Subject matter wherein the casing is supported by wheels whose diameters are greater than the extension of the casing about the axis of the wheels.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
6536073
Electric vacuum cleaner
Mar. 25, 2003
6141822
Vacuum cleaner for household refuse
Nov. 7, 2000
5842254
Dual mode vacuum cleaner
Dec. 1, 1998
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