Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1993-05-19
1995-08-08
McInroy, Ruth
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D03611795
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Montgomery Ward Cat., Fall & Winter 1975, p. 695, "Wet/Dry Vacuum Cleaners".
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McKnight Darwin T.
Moine David W.
Stephens Ronald J.
Wareham Richard A.
McInroy Ruth
The Hoover Company
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