Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1990-04-23
1991-01-22
Word, A. Hugo
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D03140725
REFERENCES:
patent: D263235 (1982-03-01), Akita
patent: D301784 (1989-06-01), Petralia et al.
patent: D305168 (1989-12-01), Kroll
patent: D307658 (1990-05-01), Ikeda et al.
Catalog, Hoover, "Turbomaster Cleaners", published in 1989.
Catalog, Sharp Electronics Corporation, "Vacuum Cleaners", published in 1989.
Funatsu Kunio
Shinozaki Isamu
Matsushita Electric - Industrial Co., Ltd.
McInroy Ruth
Word A. Hugo
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