IPC Subgroup
G11B 5/68 comprising one or more layers of magnetisable particles homogeneously mixed with a bonding agent
Introduced: September 1968
Last revised: January 2006
Full Title
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor > Record carriers characterised by the selection of the material > comprising one or more layers of magnetisable particles homogeneously mixed with a bonding agent
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
1 direct subcode
Child Classifications
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- G11B 5/7 on a base layer