197828 ⎘
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 scanning
Sub-classes:Magnetic disk device having multiple writers with writing current of different frequencies
#2Magneto-optical storage medium
#3Programmable magnetic memory device FP-MRAM
#4Programmable magnetic memory device
#5Storage system using electromagnetic array
#6Magnetic scanning system
#7Shingled magnetic recording storage system improving command completion time