A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
A47L 9/04 (2006.01) A47L 5/30 (2006.01)
Patent
CA 2440905
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.
Matsushita Electric Corporation Of America
Panasonic Corporation Of North America
Riches Mckenzie & Herbert Llp
LandOfFree
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