Speedstick plugin and reprogrammable modules, controllers...

Spill resistant keyboard

Spliceless ribbon structure having leader and trailer and...

Spoolless ribbon cartridge

Spoolless ribbon cartridge with lift and feed features combined

Spools for business machines

Spot deposition for liquid ink printing

Spot size modulatable ink jet printhead

Spot size modulation using multiple pulse resonance drop...

Springless print head actuator

Stabilizer for a floating platen

Stackable dot matrix printing cartridge modules

Stacked blade matrix printer heads

Stamp

Start stop mechanism

Steel band printer with automatic print band recognition

Steganographic typewriter

Stenographic machine

Stenographic machine

Stenographying machine