Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Physical dimension specified
Patent
1987-04-03
1989-03-28
Robinson, Ellis P.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Physical dimension specified
427 40, 427 41, 427128, 427129, 427131, 427132, 428408, 428421, 428422, 428694, 428695, 428900, G11B 571, G11B 572
Patent
active
048163341
ABSTRACT:
In a magnetic recording medium wherein a metal thin film magnetic layer, a protective film or carbon, and a topcoat layer are formed on a rigid substrate in this order, the topcoat layer is from an organic fluorine compound by gas phase deposition.
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patent: 4557944 (1985-12-01), Arai
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patent: 4581245 (1986-04-01), Nakamura
patent: 4647494 (1987-03-01), Meyerson
patent: 4659633 (1987-04-01), Yamaguchi
patent: 4693927 (1987-09-01), Nishikawa
Maruta Fumio
Nakayama Masatoshi
Ueda Kunihiro
Yokoyama Kenji
Robinson Ellis P.
TDK Corporation
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