CPC Subgroup
G11B 5/02 Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
Full Title
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (G11B11/00 take precedence) > Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
4 direct subcodes
Child Classifications
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- G11B 5/024 Erasing
- G11B 5/027 Analogue recording
- G11B 5/09 Digital recording