Release-type dot print head

Release-type dot print head and method of manufacturing the same

Releasing type dot printer head

Resilient breech for microballistic printers

Resistive ribbon printing apparatus and method

Resistive ribbon thermal transfer printing apparatus

Resistive ribbon thermal transfer printing system and process

Resistive substrate for thermal printing ribbons comprising a mi

Ribbon feed system for a matrix printer

Ribbon mask and guide for dot matrix impact printers

RMS power controller for dot-matrix printers

Roll paper type recording unit

Roller device and electronics using the roller device

Rotary printer and rotor structure

Ruby and needle guiding group for needle printing head