197837 ⎘
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Disposition or mounting of heads relative to record carriers; Fixed mounting or arrangements, e.g. one head per track; Details for track selection or addressing Circuits
Magnetic head with multilayer configuration between magnetic poles and magnetic recording device
#2MAGNETIC DISK DEVICE AND METHOD
#3Multitrack readback and multiuser detection for disk drives
#4Quadratic current slew control circuit