Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2005-07-19
2005-07-19
Snider, Theresa T. (Department: 1744)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S389000, C015S041100, C015S050300, C015S052100
Reexamination Certificate
active
06918155
ABSTRACT:
A floor cleaning apparatus such as an upright vacuum cleaner, an extractor or a powerhead for a canister vacuum cleaner includes twin agitators that are operatively connected together by means of a worm gear drive assembly.
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King & Schickli PLLC
Panasonic Corporation of North America
Snider Theresa T.
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