Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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Publication date
Application filed by Electrical Research Products IncfiledCriticalElectrical Research Products Inc
Application grantedgrantedCritical
Publication of FR868272ApublicationCriticalpatent/FR868272A/fr
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
G11B5/027—Analogue recording
G11B5/03—Biasing
FR868272D1939-07-131940-06-12Appareil d'enregistrement et de reproduction des sons utilisant un ruban d'enregistrement magnétique
ExpiredFR868272A
(fr)