1978-05-19
1980-09-23
Gellner, Michael L.
354 60E, 354238, 354289, G03B 708, G03B 1718, G03B 1738
Patent
active
042239877
ABSTRACT:
In the disclosed camera a sound-making element is provided to produce warning signals or confirming signals for operation of a self-timer. A binary counter which digitally controls the camera controls the sound-making element. Warning signals and confirming signals for operation of a self-timer are distinguished from each other by a difference in oscillation pulses.
REFERENCES:
patent: 3776625 (1973-12-01), Fountain
patent: 4072973 (1978-02-01), Mayo
patent: 4092062 (1978-05-01), Kittag
patent: 4134660 (1979-01-01), Sakurada et al.
Aizawa Hiroshi
Date Nobuaki
Shimizu Masami
Uchidoi Masanori
Canon Kabushiki Kaisha
Gellner Michael L.
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