Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1991-11-15
1993-08-10
Word, A. Hugo
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
D21163
Patent
active
D03382907
REFERENCES:
patent: D257661 (1980-12-01), Gantz
patent: D274381 (1984-06-01), Chiu
patent: D288015 (1987-01-01), Verdier et al.
patent: D303025 (1989-08-01), Yamamoto et al.
patent: D314651 (1991-02-01), Ross, Jr. et al.
patent: D318154 (1991-07-01), Wen
McInroy Ruth
Word A. Hugo
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