(57) Abstract Objective Indicatory contents inside doraguhuoira, inside cab?And others try to be able alteration on occasion simply. Constitution In the slide projector 11 which is provided inside cab 1 the equipmentAs for the image of the slide film 14 which is stuck, opuchikaruhuTo be sent by projector 10 by aiba 12, there?And others to be projected on screen device 8, in screen device 8As for the image which is projected, minding the transparent part of doraguhuoira 3It is recognized from te external. It was projected to screen device 8As for the image, in inside cab 1, in slide projector 11 the equipmentDepending on the thing which exchanges the slide film 14 which is stuck,On occasion, it is possible alteration simply.
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