| http://www.w3.org/ns/prov#value | - The flakes can be interspersed into liquid media such as paints or inks which can subsequently be applied to objects or papers to achieve color variations...http://www.google.com/patents/US6236510?utm_source=gb-gplus-sharePatent US6236510 - Color shifting thin film pigmentsAdvanced Patent SearchPublication numberUS6236510 B1Publication typeGrantApplication numberUS 09/518,007Publication dateMay 22
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