Main > PIGMENT > Light Interference Pigments > Co.: USA. F > Patent > Claims Etc > Claim 1: Optically Variable Ink > Color Shift: 2 Distinct Colors at > 1st & 2nd Angles of Incident Light;

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1st & 2nd Angles of Incident Light;'s subsections
Ink Vehicle & Optically Variable

1st & 2nd Angles of Incident Light;'s products
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