Horology: time measuring systems or devices – With calendar indicator – Electro-optical
Patent
1983-04-11
1984-01-24
Miska, Vit W.
Horology: time measuring systems or devices
With calendar indicator
Electro-optical
368 73, 368261, G04B 1924, G04B 2302
Patent
active
044272995
ABSTRACT:
An electronic device with an alarm function has a time count circuit for providing time data and a date count circuit for providing date data. The electronic device also produces an alarm sound at an alarm time. When the date data represents a specific day, the electronic device produces a melody different from the alarm sound to tell the specific day.
REFERENCES:
patent: 4060973 (1977-12-01), Martino
patent: 4104865 (1978-08-01), Sasaki
patent: 4276541 (1981-06-01), Inoue et al.
patent: 4279029 (1981-07-01), Oda et al.
patent: 4301524 (1981-11-01), Koedd et al.
patent: 4303996 (1981-12-01), Schmitz
Casio Computer Co. Ltd.
Miska Vit W.
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