Magnetic encoder using a displacement detecting circuit thereof
Magnetic encoding apparatus and method
Magnetic encoding device for cards
Magnetic field response measurement acquisition system
Magnetic field response measurement acquisition system
Magnetic head drive device having a cogged belt
Magnetic identification apparatus
Magnetic ink character reading apparatus and magnetic ink...
Magnetic ink medium and corresponding reading unit, and method f
Magnetic ink validation for coupon and gaming industries
Magnetic medium processing apparatus
Magnetic pattern recognition method and apparatus
Magnetic reading devices
Magnetic reading head having a tapered reading opening and/or a
Magnetic recording
Magnetic recording
Magnetic recording medium
Magnetic recording medium
Magnetic recording medium and method of making the same
Magnetic recording medium having authenticating poles at its edg