Duplex printing apparatus
Duplex printing/paper handling apparatus for cut sheet printing
Duplex scanning device
Duplex tray for duplex copying machine and the like
Duplexer
Duplexer having an auxiliary roller that exhibits slippage
Duplexing auto document feed for copying machine
Duplexing paper handling system
Duplicate feeding detection device for sheet-like member
Duplicating machine employing image reversing optical paths with
Dynamic edge guide for side registration systems
Dynamic force paper separator
Dynamic pitch correction for an output inserter subsystem
Dynamic sequencer for sheets of printed paper
Dynamic sheet count predictor
Dynamically stable sheet clamping system for high speed sheet ha