GLASS SUBSTRATE FOR A MAGNETIC DISK AND MAGNETIC DISK
GLASS SUBSTRATE FOR A MAGNETIC DISK AND MAGNE C DISKProvided are a magnetic disc substrate and a method for manufacturing the sam magnetic disc substrate has significantly few defects existing on the front s . level in the vicinity of 0.1.nm of an arithmetic average roughness (Ra) and : density reco...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
29.11.2013
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Online Access | Get full text |
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