Drive mechanism of a printing unit
Drive of a printing group
Drive system for a printing group
Drive system for endorser
Drive system for rotary printing apparatus including improved me
Driven cylinder
Drives for a printing group
Driving apparatus in printing press
Driving mechanism for a cylinder of a rotary printing machine
Driving mechanism for groups of adjustable sheet-gripping elemen
Dual registration control system
Duplex printing device configured for duplex printing on the...
Duplex printing system
Duplexing copying system
Duplicating machine with duplexing capability
Duplication printer
Eccentric device for adjusting printing unit cylinders including
Electric data recorder
Electric motor driven imprinter
Electrical circuit-breaking device for protecting a clamping dev