IPC Subgroup
G11B 17/28 the magazine having a cylindrical shape with horizontal axis
Introduced: September 1968
Last revised: January 2006
Full Title
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > from random-access magazine of disc records > the magazine having a cylindrical shape with horizontal axis
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER