Scrubbing sponge

Details Scrubbing sponge Scrubbing sponge

1989-03-23

1990-11-13

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

Sponge or sponge with holder

15118, A47K 702

Patent

active

049692267

ABSTRACT:
A scrubbing sponge is disclosed which has a body and projecting extending from the body which are of greater density and preferably frusto-conical in shape. The mold for the sponge is preferably a two piece mold, one of which contains vented cavities which define the projections.

REFERENCES:
patent: 1877527 (1932-09-01), Moran
patent: 1987390 (1935-01-01), Davis
patent: 2333801 (1943-11-01), Lowston
patent: 2485899 (1949-10-01), McBreen
patent: 3477763 (1969-11-01), Greichgauer
patent: 3611468 (1971-10-01), Michael
patent: 3651530 (1972-03-01), Schultz
patent: 3707012 (1972-12-01), Lane

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