Glass substrate for recording medium
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Sep 20, 2001
app pub date -
Mar 15, 2001
filing date -
Mar 16, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A polished glass disk medium substrate table for use as a substrate for a hard disk, a hard disk containing the substrate and methods for making the substrate. Glass forming raw materials are formed into a disk having a diameter between about 70 mm and about mm, a thickness between about 0.7 mm and about 0.9 mm, a flutter of less than 90 nm at 10,000 rpm.
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Cited Art Landscape
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