Depository envelope printing mechanism

Depressor plate mechanism for billing machines

Descender printing system for dot matrix printer

Desensitizable record material

Desensitizable self-contained record material useful for...

Desensitizing gum for lithographic printing plate

Design of text and graphic imagery on flag or tab media

Design-a-rap

Desk top thermal printer

Detachable ink jet unit and ink jet apparatus

Detachable inking device for a flexographic printing...

Detent holder for type wheels

Determining minimum energy pulse characteristics in an ink...

Determining the presetting data for the cut register and/or...

Developer compositon for lithographic plates including...

Developer material including styrene-maleic anhydride...

Developer sheet

Developing device and toner cartridge applied to same

Development of a thermal paper manufactured on a high...

Development of image copies provided by differential...