4. Optical: systems and elements
  5. Light interference
  6. Produced by coating or lamina

John E. C. Willham

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Architectural panel with squared core design

Building units and construction elements – Architectural stock material – Panel – tile or applique or floor – wall – roof – etc.
Design Patent

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Formable fused polymer panels containing light refracting films

Optical: systems and elements – Light interference – Produced by coating or lamina
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2248776

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