CPC Subgroup
G11B 27/026 on discs (G11B27/028, G11B27/029 take precedence)
Full Title
Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel > Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers > Electronic editing of analogue information signals, e.g. audio or video signals > on discs (G11B27/028, G11B27/029 take precedence)