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Publication of AT187700BpublicationCriticalpatent/AT187700B/de
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
G11B5/024—Erasing
G11B5/0245—Bulk erasing
G—PHYSICS
G11—INFORMATION STORAGE
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
AT187700D1952-09-041953-09-01Löschkopf zum Entmagnetisieren einer magnetischen Aufzeichnung mittels eines asymmetrischen magnetischen Wechselflusses
AT187700B
(de)