Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent
1989-11-14
1992-01-28
Thibodeau, Paul J.
Stock material or miscellaneous articles
Circular sheet or circular blank
Recording medium or carrier
2041922, 206444, 428336, 428408, 428694, 428695, 428900, G11B 2300
Patent
active
050843192
ABSTRACT:
Disk-shaped magnetic recording media essentially consisting of a flexible substrate, a thin ferromagnetic metal film applied to one or both sides and a protective or antifriction layer present on this metal film and essentially consisting of carbon, a process for the production of these recording media and information stores containing these recording media.
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Grau Werner
Hack Joachim
Heil Guenter
Hibst Hartmut
Hitzfeld Michael
BASF - Aktiengesellschaft
Thibodeau Paul J.
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