Dynamic information storage or retrieval – Storage medium structure – Electrical track structure
Patent
1979-12-20
1985-12-24
Faber, Alan
Dynamic information storage or retrieval
Storage medium structure
Electrical track structure
369126, 358342, 358344, 252511, G11B 1108
Patent
active
045610878
ABSTRACT:
A video disc comprises a grooved disc having video information in the form of a surface relief pattern within the groove, the disc made from a plastic material containing finely divided conductive particles such that the bulk resistivity at 900 MHz is less than 500 ohm-centimeters.
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Datta Pabitra
Fox Leonard P.
Kawamoto Hirohisa
Matthies Dennis L.
Christoffersen H.
Faber Alan
Morris B. E.
RCA Corporation
Swope R. H.
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