Apparatus for positioning a magnetic disk read head with pulse o

Apparatus for positioning a magnetic head on a head drum

Apparatus for positioning a plurality of magnetic heads over pre

Apparatus for positioning a reading-recording head on a disc

Apparatus for positioning magnetic head

Apparatus for positioning objects of low mass, in particular mag

Apparatus for providing uniform attractive force to a magnetic d

Apparatus for read/write head loading and unloading in a data re

Apparatus for reading and writing cards having rotating memory

Apparatus for receiving a removable disk cartridge

Apparatus for recording and reading data from a magnetic plate

Apparatus for recording and reproducing digital signals using a

Apparatus for recording and reproducing information on magnetic

Apparatus for recording and reproducing information with respect

Apparatus for recording flexible magnetic disks

Apparatus for recording on opposite faces of flexible magnetic d

Apparatus for reducing starting adhesion between a magnetic disc

Apparatus for regulating the force rendered to a magnetic disc b

Apparatus for removing a plate holder from and/or returning it t

Apparatus for repositioning a transducer in the absence of elect