Toothbrush

Details Toothbrush Toothbrush

1997-04-14

1998-07-14

Spisich, Mark

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

D4104, A46B 904

Patent

active

057784779

ABSTRACT:
The present invention relates to a toothbrush having two brush head surfaces in angular relationship to each other, the second brush head surface angled in relationship to the first brush head surface to accommodate the inner curvature of the jaw and to permit the efficient cleaning of the back teeth.

REFERENCES:
patent: D96749 (1935-09-01), Hellonen
patent: 1639880 (1927-08-01), Butler
patent: 1951050 (1934-03-01), Grafinger
patent: 2114947 (1938-04-01), Warsaw
patent: 2123407 (1938-07-01), Dullea
patent: 3732973 (1973-05-01), Crawford
patent: 4800608 (1989-01-01), Key
patent: 5046212 (1991-09-01), O'Conke
patent: 5371915 (1994-12-01), Key
patent: 5373602 (1994-12-01), Bang

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