Education and demonstration – Anatomy – physiology – therapeutic treatment – or surgery... – Dentistry
Patent
1991-09-30
1993-02-09
Apley, Richard J.
Education and demonstration
Anatomy, physiology, therapeutic treatment, or surgery...
Dentistry
132308, A46B 900
Patent
active
051849593
ABSTRACT:
A programmable device which emits an audible alarm to indicate one or more preselected toothbrushing times includes a display member set in a device housing, the housing having a number of toothbrush accommodating slots, each of the toothbrush-accommodating slots having an alarm switch associated therewith, the switch being disposed in an individual alarm circuit. The alarm switch is activated and reset by removal and insertion of the toothbrush into the slot.
REFERENCES:
patent: 2926487 (1960-03-01), Stone
patent: 3894550 (1975-07-01), Eaton
patent: 3998234 (1976-12-01), Stubbmann
patent: 4253212 (1981-03-01), Fujita
patent: 4341230 (1982-07-01), Siahou
patent: 4716614 (1988-01-01), Jones et al.
Oryhon Harry W.
Oryhon Jeremy
Apley Richard J.
Richman Glenn E.
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