IPC Subgroup
G11B 11/22 with reproducing by capacitive means
Introduced: January 1985
Last revised: January 2006
Full Title
Recording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups or by different subgroups of group; Record carriers therefor > using recording by mechanical cutting, deforming or pressing > with reproducing by capacitive means
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER