Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1989-08-04
1991-03-19
Word, A Hugo
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D03156249
REFERENCES:
patent: D189288 (1960-11-01), Smithson
patent: D233645 (1974-11-01), Diehl
patent: D233647 (1974-11-01), Diehl
patent: D234415 (1975-03-01), Lauderfalk
patent: D258821 (1981-04-01), Wareham et al.
Aobori Tetsuro
Hasegawa Kouichi
Kimura Shigetaka
Sagawa Kouichi
Watanabe Syuji
Hitachi , Ltd.
McInroy Ruth
Word A Hugo
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