CPC Subgroup
G11B 23/50 Reconditioning of record carriers; Cleaning of record carriers (G11B3/58 takes precedence)
Full Title
Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus > Reconditioning of record carriers; Cleaning of record carriers (G11B3/58 takes precedence)
2 direct subcodes
Child Classifications
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