57241 ⎘
Typewriters or selective printing mechanisms characterised by the mounting, arrangement, or disposition of the types or dies with types or dies mounted on carriers rotatable for selection the plane of the type or die face being parallel to the axis of rotation, e.g. with type on the periphery of cylindrical carriers; Carriers stationary for impression; Types or dies fixed on wheel, drum, cylinder, or like carriers with copy material moving in the letter-space direction, and the carrier mounting being fixed relative to the machine