197689 ⎘
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
Sub-classes:Read from a non-trimming portion of a data track written to magnetic tape
#2Magnetic tape device capable of determining the vertical position of magnetic head based on pattern combinations comprising servo band identifiers
#3Servo control
#4Read from a non-trimming portion of a data track written to magnetic tape