G11B3/09 - CPC Classification

Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor; Arrangements of heads; Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using manual means only

• G11B3/091 » {using magnetic means } 0
• G11B3/092 » {using mechanical means } 0
• G11B3/093 » {Means coupled to the cover} 0