Duplex documents scanner with alternating scan lines from dual i

Duplex film scanning

Duplex image forming system with number of single side printed s

Duplex image reading apparatus

Duplex image recording apparatus with memory

Duplex scanner capable of calibrating two-sided documents

Duplex scanning apparatus

Duplex/simplex automatic sheet feeder

Duplicating radiographic, medical or other black and white image

Duplicator having function concerning specific mark put on recor

Dust and/or dirt detection in image reading apparatus having...

Dust proof optical system for optically reading and writing on a

Dust tolerant windowless scanner

Dust tolerant windowless scanner

Dust-free scanner

Dust-proof mechanism for optical reflection module of image...

Dust-proof structure of image-reading device

Duty cycle technique for a non-gray scale anti-aliasing method f

Dynamic audio scrambling system

Dynamic beam current control