4. Stock material or miscellaneous articles
  5. Circular sheet or circular blank
  6. Recording medium or carrier

Richard Henry Ahlert

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Magnetic disk with boron carbide overcoat layer

Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent

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Magnetic disk with boron carbide overcoat layer

Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent

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Method of making magnetic disk with boron carbide overcoat layer

Chemistry: electrical and wave energy – Processes and products – Coating – forming or etching by sputtering
Patent

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Profile ID: LFUS-PAI-P-905307

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