Apparatus for printing with ink jet chambers utilizing a plurali

Apparatus for raising and lowering plotter marking devices

Apparatus for recording information on a recording surface

Apparatus for recording with writing fluids and drop projection

Apparatus for recording-pen interchange

Apparatus for reducing erosion due to cavitation in ink jet prin

Apparatus for sealing and cleaning the ink discharge openings at

Apparatus for stabilizing thermal ink jet printer spot size

Apparatus for supplying and regulating a writing medium to the w

Apparatus for supplying phase change ink to an ink jet printer

Apparatus for the cleaning and sealing of the nozzle surface of

Applying energy in the transfer of ink from ink color segments t

Arrangement for a printing head in ink mosaic printing devices

Arrangement for heating the ink in the write head of an ink-jet

Arrangement of discharge openings in a printhead of a multi-colo

Arrayed ink jet apparatus

Automatic drafting apparatus

Automatic drafting device

Automatic drafting instrument with stylographic pen

Automatic lead feed apparatus in an automatic drafting apparatus