Vacuum cleaner

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

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Patent

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D03528073

REFERENCES:
patent: D275427 (1984-09-01), Kishi et al.
patent: D279513 (1985-07-01), Rinaldi et al.
patent: D280142 (1985-08-01), Puduill
patent: D287893 (1987-01-01), Fujii et al.
patent: D314846 (1991-02-01), deBlois
Oreck Corporation, p. 8, "Oreck handheld vac. cleaner--bottom of page.".
Bloomingdale's Ad in Washington Post Newspaper, Dec. 8, 1985 "Hand Vac--rt side of page".
Carsumer Reports, Jan. 1986, p. 21, "Hand-held cordless vac. cleaners--bottom of page").

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