Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1989-03-27
1990-12-11
Word, A. Hugo
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D03129012
REFERENCES:
patent: D246107 (1977-10-01), Yoshida et al.
patent: D279614 (1985-07-01), Essex
patent: D280143 (1985-08-01), Berfield et al.
patent: D289213 (1987-04-01), Perkins
patent: D290896 (1987-07-01), Kim
patent: D296944 (1988-07-01), Yamamoto et al.
patent: D297475 (1988-08-01), Umehara et al.
patent: D297675 (1988-09-01), Umehara et al.
Hasegawa Kohichi
Iwao Akira
Miyata Tomoyuki
Sunagawa Masao
Suzuki Naruhiko
Hitachi , Ltd.
McInroy Ruth
Word A. Hugo
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