Dot matrix printhead pin driver and method of assembly

Dot matrix printing and scanning

Dot matrix printing device employing a novel image transfer tech

Dot matrix printing device employing novel image transfer techni

Dot matrix printing head

Dot matrix printing head for high-definition or high-speed print

Dot matrix printing head with variable armature abutments

Dot pattern generating system

Dot print head

Dot print head

Dot print head and method of control over printing therewith

Dot print head having a torsion bar with elastic portions

Dot print head with restrained rebound of armature

Dot printer

Dot printer

Dot printer

Dot printer

Dot printer

Dot printer

Dot printer