175934 ⎘
Projectors or projection-type viewers; Accessories therefor; Details; Details specially adapted for motion-picture projection Change-over arrangements
Sub-classes:High efficiency motion blur reduction
#2Display control circuit and projector apparatus
#3Method of remotely controlling a presentation to freeze an image using a portable electronic device
#4Vertical platter system for dividing a 35 mm cinematographic film and increasing the number of starting times of the film in several theatres in a multiplex cinema with a single copy description