Manually operated typing device

Marking press device for producing raised symbols with or...

Mask structure for type belt of printer

Mechanism to facilitate type disc changes

Memory typewriters with interchangeable typing element

Method and apparatus for controlling serial printer

Method and apparatus for indexing the print hammer of typewriter

Method and apparatus for measuring displacement of a moveable me

Method and apparatus for mounting a daisy print wheel on the sha

Method and apparatus for positioning a type disc in a balanced f

Method and apparatus for printing partially overlapping characte

Method and device for coupling a cassette supported typewheel to

Method for controlling line printers comprising a revolving type

Method for rebound damping of print hammer magnets in typewriter

Method of adjusting the impact energy of a letter key or type el

Method of automatically identifying a print wheel

Method of making the hub of a printing wheel for impact printers

Method of printing characters in typewriters or similar office m

Microprocessor-controlled printing mechanism having an opto-elec

Miniature printer