Porcelain dental restoration having a plurality of uniform, color-matched layers
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United States of America Patent
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May 9, 1989
Grant Date -
N/A
app pub date -
Jul 18, 1984
filing date -
Jul 18, 1984
priority date (Note) -
Expired
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Abstract
A porcelain dental restoration having a plurality of layers including a translucent porcelain layer overlying a more opaque ceramic layer, wherein the color of each of the said two layers is uniform and wherein the colors of the said two layers match.
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