Photographic film with magnetic recording track and method of re

Dynamic magnetic information storage or retrieval – Recording on or reproducing from an element of diverse utility – Motion picture film

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352 27, 352 37, 428900, 430934, G03B 3100

Patent

active

046139117

ABSTRACT:
Photographic film is provided with a magnetic recording layer applied to at least one edge surface thereof in the longitudinal direction of the film and substantially over the entire thickness thereof. A magnetic head of a recording-reproducing system is positioned upon recording or reproduction so that a magnetic field is established in the direction of thickness of the film or the direction of width of the magnetic recording layer.

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