US PATENT SUBCLASS 360 / 130.22
.~.~.~.~ Rotating head

Current as of: June, 1999
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360 /   HD   DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL

110  DF  HEAD {13}
128  DF  .~ Head accessory {4}
130.2  DF  .~.~ Record guide {1}
130.21  DF  .~.~.~ Tape record {1}
130.22.~.~.~.~ Rotating head {1}
130.23  DF  .~.~.~.~.~> Helical scan {1}

DEFINITION

Classification: 360/130.22

Rotating head:

(under subclass 130.21) Subject matter where the head rotates during transducing.