4. G - Physics
  5. 02
  6. B

Richard L. Bonkowski

G - Physics – 02 – B

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Country: United States Of America

Diffractive surfaces with color shifting backgrounds

G - Physics – 02 – B
Patent

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Diffractive surfaces with color shifting backgrounds

B - Operations – Transporting – 42 – D
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Optically variable security devices

B - Operations – Transporting – 42 – D
Patent

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Optically variable security devices

G - Physics – 02 – B
Patent

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Security article with holographic or diffractive pattern

G - Physics – 02 – B
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Profile ID: LFCA-PAI-P-1488001

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