Actuator mechanism for a pencil carriage
Actuator mechanism for a plotter carriage
Adjustable mount for electrostatic printer stylus within cylindr
Apparatus for integrating an optical character generator in a pr
Apparatus for raising and lowering plotter marking devices
Apparatus for recording-pen interchange
Automatic lead feed apparatus in an automatic drafting apparatus
Automatic lead feeding apparatus of automatic drafting machine
Automatic lead supply apparatus for plotter
Automatic lead supplying device for a plotter
Automatic pen capping mechanism
Automatic pen type sensor for graphic recorder
Automatic pencil apparatus for an automated drafting system
Automatic pencil apparatus for an automated drafting system
Automatic pencil device for automatic drafting and writing machi