Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1983-01-31
1984-09-25
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
A47L 532
Patent
active
044728565
ABSTRACT:
An upright cleaner or the like is provided with a pivoting duct that pivots outwardly of the hood of the cleaner for attachment of a conversion tool. This permits conversion of the upright cleaner to, for example, hose operation.
REFERENCES:
patent: 2142978 (1939-01-01), Eriksson-Jons
patent: 2372033 (1945-03-01), Taylor
patent: 2876481 (1959-03-01), Gerber et al.
patent: 2953808 (1960-09-01), Carmack
patent: 3869751 (1975-03-01), Boyd et al.
patent: 4219900 (1980-09-01), Dyer
Farley Richardson B.
Kreske Gerald H.
Moore Chris K.
The Hoover Company
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