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United States of America Patent
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Jul 8, 1997
Grant Date -
N/A
app pub date -
Feb 22, 1996
filing date -
Jun 24, 1993
priority date (Note) -
Expired
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Abstract
A rail for use in a railway which has in section, a head having a traffic carrying surface and a foot, wherein the head comprising a traffic carrying surface is composed of low carbon martensite.
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