Horology: time measuring systems or devices – Signalling means – Musical
Patent
1982-03-04
1985-06-18
Isen, Forester W.
Horology: time measuring systems or devices
Signalling means
Musical
368188, G04G 1300
Patent
active
045238588
ABSTRACT:
An electronic alarm timepiece comprises an alarm generation circuit for generating a plurality of alarm tones, and an alarm selection circuit for selecting a particular alarm tone from the plurality of alarm tones and for enabling generation of the particular alarm tone in response to the agreement between current time information and alarm time information, the selection of the particular alarm tone and the enabling of the generation of the particular alarm tone being carried out by a single operation of the alarm selection means. Preferably, an electronic calculator is incorporated within the electronic alarm timepiece.
REFERENCES:
patent: 4073133 (1978-02-01), Earls et al.
patent: 4102122 (1978-07-01), Tanaka
patent: 4258431 (1981-03-01), Sekiya et al.
patent: 4368989 (1983-01-01), Kawashima
Morita Akitaka
Nishimura Toshio
Isen Forester W.
Sharp Kabushiki Kaisha
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