IPC Subgroup
G11B 17/025 of discs which are stationary during transducing operation
Introduced: January 1985
Last revised: January 2006
Full Title
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > Details > Positioning or locking of single discs > of discs which are stationary during transducing operation
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER