Flashed glass
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United States of America Patent
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Sep 25, 1984
Grant Date -
N/A
app pub date -
Aug 28, 1981
filing date -
Aug 29, 1980
priority date (Note) -
Expired
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Abstract
A phototropic multilayered glass sheet incorporating at least two interfacially laminated layers, one layer consisting of a nonphototropic carrier glass, and at least one other layer consisting of a phototropic glass. In manufacture, at least one of the glass streams is characterized by having a viscosity of less than 10.sup.7.6 d PAS at the location where the streams are brought together.
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