Washing – cleaning – or drying machine – Laundering – cleaning – or drying tools or implements – Scraper – duster – mop – or sponge
Design Patent
2002-05-21
2003-08-19
Tung, M. H. (Department: 2911)
Washing, cleaning, or drying machine
Laundering, cleaning, or drying tools or implements
Scraper, duster, mop, or sponge
Design Patent
active
D0478700
CLAIM:
The ornamental design for a floor cleaning device, as shown and described.
REFERENCES:
patent: 1515275 (1924-11-01), Pringle
patent: 3795933 (1974-03-01), Seufert
patent: 4759658 (1988-07-01), Manor
Tabor Lavone D.
Tung M. H.
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