Ai fini della specifica un modello di fotocopiatrice dispone di modo duplex automatico solo se include tutti gli accessori necessari a tale fine (sistema di caricamento automatico del documento e accessori per la copia doppia automatica).
Examples of this are one-sided to two-sided copying, or two-sided to two-sided copying. For purposes of this Specification, a copier model is considered to have an automatic duplex mode only if the copier model includes all accessories needed to satisfy the above conditions, i.e., an automatic document feeder and accessories for automatic duplexing capabilities.