Rechargeable vacuum cleaner

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.

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D02944120

REFERENCES:
patent: D220969 (1971-06-01), Rawson, Jr. et al.
patent: D257661 (1980-12-01), Gantz
patent: D257941 (1981-01-01), Tack
patent: D259618 (1981-06-01), Tack
patent: D274381 (1984-06-01), Chiu
patent: D283064 (1986-03-01), Thomas et al.
patent: D288014 (1987-01-01), Perkins
patent: D288971 (1987-03-01), Hohulin et al.
patent: 4421964 (1983-12-01), Buchtel
patent: 4467493 (1984-08-01), Buchtel
patent: 4573237 (1986-03-01), Kochte et al.
Black & Decker Dustbuster, A & S Catalog, Autumn 1984.
Sanyo Porta Butler, Autumn, 1984 catalog.
Norelco Clean Up Machine, Autumn, 1984, catalog.
Eureka Mini Mite, Jan. 1985.

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