Brushing – scrubbing – and general cleaning – Implements – Brush or broom
Patent
1977-04-18
1978-09-26
McCarthy, Edward J.
Brushing, scrubbing, and general cleaning
Implements
Brush or broom
A46B 904
Patent
active
041158946
ABSTRACT:
Toothbrushes are provided having bristles oriented for cleaning of surface areas and sulcus interstices and particularly to toothbrushes adapted to cleaning of more than one tooth surface and sulcus simultaneously.
REFERENCES:
patent: 1132326 (1915-03-01), Fouyer
patent: 2244615 (1941-06-01), Garcin
patent: 2807820 (1957-10-01), Dinhofer
Clayton Temple
McCarthy Edward J.
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