4. Optics: motion pictures
  5. Special effects
  6. Depth illusion

Gregory J. Walz

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Three-dimensional display apparatus

Optics: motion pictures – Special effects – Depth illusion
Patent

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Three-dimensional plural display apparatus

Optics: motion pictures – Special effects – Depth illusion
Patent

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Transit vehicle signal apparatus and method

Railway switches and signals – Cab signal or train control – Speed-control systems
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Profile ID: LFUS-PAI-P-953957

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