Information recording medium and method for producing the same
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United States of America Patent
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Jan 30, 2001
Grant Date -
N/A
app pub date -
Jan 30, 1998
filing date -
Jan 31, 1997
priority date (Note) -
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status (Latency Note)
Importance
Abstract
In a method of producing an information recording medium, any recording film is not substantially formed on the slope portions of a substrate in which slope portions having surfaces non-parallel to the surface of the information track of an information recording medium are provided on the opposite sides of the information track. A recording film of a predetermined film thickness is formed on the information track.
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