Disposable markers adapted for constant width and close proximit

Disposable pen-reservoir

Disposable peristaltic pump assembly for facsimile printer

Disposable postage meter assembly

Disposable printing head for recording measuring instruments, an

Disposable stylus and reservoir

Double revolving stylus on continuous belt

Drawing method and drawing instrument

Drawing pen exchanger for computer controlled drawing machines

Drive arrangement for a writing head

Drive circuit for a drop-on-demand ink jet printer

Drive circuit for piezoelectric transducer in ink jet printers

Driving circuit for an ink jet recording head having resistor el

Driving ink jet recording elements

Drop dispensing device

Drop dispensing device and method for its manufacture

Drop jet apparatus

Drop-on-demand ink jet print head

Drop-on-demand ink jet print head

Drop-on-demand print head using gasket fan-in