Method of and apparatus for distinguishing between exposed and u

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G03B 1910

Patent

active

045264538

ABSTRACT:
A photographic system is disclosed having a cassette containing unexposed film units therein. A film handling apparatus cooperates with the units for selectively withdrawing the units from the cassette for exposure and then returning them for storage. Also, there is means for use in facilitating the differentiation between exposed and unexposed film units. Such differentiation is facilitated by altering the position of the exposed units relative to the unexposed units.

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