US PATENT SUBCLASS 360 / 100.1
.~ Drum record

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

88  DF  RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING {4}
100.1.~ Drum record

DEFINITION

Classification: 360/100.1

Drum record:

(under subclass 88) Subject matter in which the record carrier is the curved surface of a cylindrical element.