4. Optical: systems and elements
  5. Projection screen

John Portman

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Flip screen assembly

Optical: systems and elements – Projection screen
Patent

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Interface for liquid crystal display retract device

Television – Special applications – Manufacturing
Patent

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Method and apparatus for providing a monitor deployment

Computer graphics processing and selective visual display system – Display driving control circuitry – Physically integral with display elements
Reexamination Certificate

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Spring cam mechanism for stowing a monitor

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Profile ID: LFUS-PAI-P-618932

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