Clock with selective visual alarm indicators

Horology: time measuring systems or devices – Signalling means – Time condition responsive

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Details

G04C 2116

Patent

active

043738222

ABSTRACT:
A novelty alarm clock that incorporates an illumination system that selectively lights portions of the clock face, at least a portion of the illumination system being governed by the alarm-setting mechanism of the clock which can also include an aural alarm that gives a desired message.

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patent: 4223801 (1980-09-01), Carlson
patent: 4258354 (1981-03-01), Carmon et al.
patent: 4274151 (1981-06-01), Kamiwaki

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