Dual lever paper gap adjustment mechanism
Dual line slip printer
Dual mode printer
Dual mode printing apparatus with multiple print ribbon cassette
Dual navigation control computer keyboard
Dual navigation control computer keyboard
Dual numerical keyboard based on dominance
Dual output tray
Dual pitch carriage drive mechanism
Dual pitch impact printer
Dual pitch tabular stop assembly
Dual printer system
Dual quality wire matrix print head
Dual segment continuous motion ribbon feed mechanism
Dual sheet feed device for an office machine such as a matrix pr
Dual sheet feeder for typewriters or output printers
Dual sheet feeder for typewriters, output printers or the like
Dual station printer mechanism
Dual use of ribbon sensor in a printing device
Dual-mode printer for flexible and rigid substrates