Washing – cleaning – or drying machine – Laundering – cleaning – or drying tools or implements – Scraper – duster – mop – or sponge
Patent
1991-07-19
1993-08-03
Burke, Wallace R.
Washing, cleaning, or drying machine
Laundering, cleaning, or drying tools or implements
Scraper, duster, mop, or sponge
Patent
active
D03380904
REFERENCES:
patent: D227731 (1973-07-01), Ball et al.
patent: 2436454 (1948-02-01), Sensenbach et al.
patent: 2770826 (1956-11-01), Curfman
patent: 4124915 (1978-11-01), Schlicher
patent: 4317250 (1982-03-01), Shutts
patent: 4716616 (1988-01-01), Poon
Burke Wallace R.
Gernstein Terry M.
Tabor Lavone D.
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