Patent
1991-08-12
1992-10-27
Gellner, Michael L.
354106, 3541731, 354275, G03B 112
Patent
active
051593653
ABSTRACT:
A camera capable of automatic film rewinding into the magazine, comprises an information recording device for recording at least information on use in an information recording portion formed at a predetermined position of the magazine loaded in the magazine chamber of the camera, an information detecting device capable of detecting recorded information of the magazine when it is loaded, a prohibition device for prohibitng the photographing operation in response to a detection signal corresponding to information, indicating that all the film is already used, detected by the information detecting device and a control device for controlling the information recording device, information detecting device and prohibition device in such a manner that the detection by the information detecting device is conducted prior to the recording of information of use by the information recording device, and that the photographing operation is prohibited in response to the detection of information indicating that all the film is already used.
REFERENCES:
patent: 4311377 (1982-01-01), Matteson
patent: 4324469 (1982-04-01), Harvey
patent: 4443077 (1984-04-01), Tanikawa
patent: 4678299 (1987-07-01), Harvey
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patent: 4864332 (1989-09-01), Harvey
patent: 4878075 (1989-10-01), Cannon
patent: 4980709 (1990-12-01), Cocca
patent: 4994833 (1991-02-01), Cocca
Aoki Hitoshi
Imura Yoshio
Inoue Hideya
Kotani Noriyasu
Miyamoto Hidenori
Gellner Michael L.
Nikon Corporation
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