4. Optics: image projectors
  5. Reflector
  6. Plural

Henry J. Oles

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Apparatus and method for chroma replacement

Photography – Studio structure – Background or foreground
Patent

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Apparatus and method for displaying floor, ceiling, and wall cov

Optics: image projectors – Reflector – Plural
Patent

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Front projection device

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

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Profile ID: LFUS-PAI-P-1379821

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