Magnetic disc coder-decoder
Magnetic recording system
Magnetically permeable particles in telecommunications cable
Magnetophoresis type display and graphic input/output device usi
Manual information input device
Manually activated position indicator
Marking device for electronic presentation board
Marking device for electronic presentation board
Marking device for electronic presentation board
Marking device for use with inductive measuring sensor
Marking system using elastic surface waves
Marking system with pen-up/pen-down tracking
Matched filter communication systems
Means for establishing various communication conditions in a cry
Means of predistorting digital signals
Measuring table for co-ordinate measuring system
Mechanism for containing input pen
Mechanism for ejecting stylus
Memory dial for teletypewriter subscribers
Menu for a charge ratio digitizer