Laser marking system and method
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United States of America Patent
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Nov 19, 2002
Grant Date -
Oct 25, 2001
app pub date -
Feb 16, 2001
filing date -
Feb 18, 2000
priority date (Note) -
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Abstract
Diamonds are marked by a laser beam having a characteristic that is changeable by positioning a selected aperture in the beam within a resonant cavity of a laser source. Guidelines are positioned in advance on the diamonds, and the marking is subsequently performed between the guidelines.
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