{HEAD ~ A data processing device} is described, having on its front {TAIL ~ a large display device}, in which the tilt angle of the display device is adjustable whether the main unit of the data processing device is positioned either vertically or horizontally 
{ HEAD ~ A data processing device } is described , having on its front { TAIL ~ a large display device } , in which the tilt angle of the display device is adjustable whether the main unit of the data processing device is positioned either vertically or horizontally
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