Horology: time measuring systems or devices – Chronological – With simultaneous time indicating means
Patent
1992-02-18
1993-09-07
Miska, Vit W.
Horology: time measuring systems or devices
Chronological
With simultaneous time indicating means
368 79, 368245, 368256, G04B 2302, G04B 1900, G04C 2116
Patent
active
052435687
ABSTRACT:
An electronic circuit, which, when inserted into a clock/radio, utilizes the time-setting mechanism and the audio system of the clock/radio, and which, in conjunction with a light sensor, causes both light and sound to start at low intensity and increase gradually together to full intensity.
REFERENCES:
patent: 3631450 (1971-12-01), Chalfant
patent: 3727395 (1973-04-01), Baylor
patent: 5008865 (1991-04-01), Shaffer et al.
Burch Nancy
Parent Mark
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