Brushing – scrubbing – and general cleaning – Implements – Scrapers
Patent
1983-01-31
1985-01-29
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Implements
Scrapers
15145, 30169, 30172, A47L 106, B60S 104
Patent
active
044956703
ABSTRACT:
A plate-like structure features a pair of relatively opposing, equilateral, predominantly smooth faces, each of which is bordered completely by its own set of rigid working edges. A hand guard is also provided to removably receive any of the side surfaces extending between the opposing faces and the working edges adjacent to the selected side surface.
REFERENCES:
patent: D117388 (1939-10-01), Woinarovicz
patent: D129285 (1941-09-01), Frank
patent: D230391 (1974-02-01), Dudte
patent: 3261095 (1966-07-01), Nelson et al.
patent: 4121316 (1978-10-01), Perry
patent: 4141111 (1979-02-01), Hopkins et al.
patent: 4202093 (1980-05-01), Wallerstein
Foster Frank H.
Roberts Edward L.
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