Letter space control mechanism

Lettering apparatus

Lettering apparatus

Lever actuator comprising a longitudinal-effect...

Lift-off tape usable many times

Light cure of cationic ink on acidic substrates

Light-emitting element matrix array

Limited amount checkwriter

Limiting plate device

Line adjustment apparatus for a typewriter

Line feed mechanism for printer

Line find feature for an electronic typewriter

Line printer paper tensioning mechanism

Line printer system and method of operation with...

Line printer time shared electronics

Line printing with proportional spacing and justification

Line printing with proportional spacing and justification

Line source illuminator

Line space lock release mechanism

Line space mechanism for billing machines