Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1987-04-20
1990-01-02
Dunkins, Bruce W.
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D03053733
REFERENCES:
patent: D155903 (1949-11-01), Kelly
patent: D188411 (1960-07-01), Gantz
patent: D193264 (1962-07-01), Kelnhofer
patent: D296486 (1988-06-01), Staubitz et al.
patent: 3184778 (1965-05-01), Lindberg et al.
Kuriya Chikashi
Yamamoto Sachio
Dunkins Bruce W.
Sharp Corporation
Takemoto Ruth
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