Driven cylinder
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
Eccentric device for adjusting printing unit cylinders including
Electrical circuit-breaking device for protecting a clamping dev
Electromagnetic clutch-brake positioning assembly
Electronic apparatus and computer-controlled method for alignmen
Electronic franking machine with hinged housing
Electronic safety system for a printing machine
Electrostatic-charge-and chemical-attack-resistant printing cyli
Engaging and disengaging device for blanket cylinders of a four-
Envelope feeder
Envelope feeder for printing press with timing circuit for sucti
Envelope positioning assembly
Envelope printing apparatus with side aligners extending through
Equipment for driving plate cylinders of a printing machine