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advertising - projection device for generating live images, in the case of an image - carrier plate and a grid plate by means of traeger plates consisting of a transmission into the sufficient be brought, in which the purpose of conversion of the images required displacement of the plates are
advertising - projection device for generating live images, in the case of an image - carrier plate and a grid plate by means of traeger plates consisting of a transmission into the sufficient be brought, in which the purpose of conversion of the images required displacement of the plates are