Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1984-03-01
1986-09-16
Kemper, Catherine E.
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D02857340
REFERENCES:
patent: D261266 (1981-10-01), Yoshida et al.
patent: D270390 (1983-08-01), Ayukawa et al.
patent: 3621640 (1969-10-01), Ohno et al.
patent: 4299007 (1981-11-01), Hug
patent: 4545794 (1985-10-01), Himukai
Haruguchi Kenichi
Tsukata Akira
Yamamoto Sachio
Kemper Catherine E.
Sharp Corporation
Takemoto Ruth E.
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