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PROCEDES MAGNETIQUES FRANCAIS
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PROCEDES MAGNETIQUES FRANCAIS
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Application filed by PROCEDES MAGNETIQUES FRANCAISfiledCriticalPROCEDES MAGNETIQUES FRANCAIS
Application grantedgrantedCritical
Publication of FR1089352ApublicationCriticalpatent/FR1089352A/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
G11B5/127—Structure or manufacture of heads, e.g. inductive
G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
G11B5/23—Gap features
G11B5/235—Selection of material for gap filler
FR1089352D1953-12-111953-12-11Tête d'enregistrement et de lecture magnétiques et procédé de fabrication de sonentrefer
ExpiredFR1089352A
(fr)