Apparatus for changing a ribbon-color of a printer
Apparatus for driving a ribbon of a printer
Apparatus for lifting print and correction ribbons in typewriter
Bidirectional color printing apparatus
Cartridge ribbon lift apparatus
Cartridge system for printing apparatus
Color converter for monochrome dot matrix printers
Color printer
Color printing apparatus
Device for adjusting the height of a ribbon guide
Dot matrix printing system
Error correcting typewriter ribbon system
Ink ribbon cartridge indication system for printer
Ink ribbon control apparatus for locating replacement cartridge
Ink-ribbon lifting apparatus
Mechanism for raising and feeding ink ribbons in typewriters and
Mechanism for shifting the track position of a multi-track ink r
Mechanisms for selectively raising and transporting print ribbon
Multicolor dot matrix printing system
Multicolor ink ribbon switching system for printer