Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1996-12-13
1998-03-03
McInroy, Ruth
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
1505
Patent
active
D03916995
REFERENCES:
patent: D228087 (1973-08-01), Kasper et al.
patent: D246106 (1977-10-01), Russell
patent: D257845 (1981-01-01), Peabody et al.
patent: D267824 (1983-02-01), Mannelly
patent: D273620 (1984-04-01), Kimzey et al.
patent: D273622 (1984-04-01), Brown et al.
patent: D291932 (1987-09-01), Knowlton et al.
patent: D329311 (1992-09-01), Knowlton et al.
patent: D376227 (1996-12-01), Knowlton et al.
Two pages from a Dulevo ad, undated, admitted prior art showing the Model 72 sweeper.
A page from an Amros ad, undated, admitted prior art showing the Model 701 sweeper.
A page from a Kent ad, undated, admitted prior art showing the KS-35BR sweeper.
A page from a Motorscope Industriali ad, undated, admitted prior art showing the R 702 sweeper.
Two pages from a Clarke ad, undated, admitted prior art showing the Model 114 RS sweeper.
One page of an ad, source unknown, undated, admitted prior art showing the 1200 and 1500 Sweepmate sweepers.
Four pages of a R.P.S. Corporation Factory Cat Brochure dated 1994.
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