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Photographic film projection dissolve system for arc lamp projec

Optics: image projectors – Lamp control – Dissolve type
Patent

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Portable device with illumination and method therefor

Optics: image projectors – Lamp control
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Presentation imaging system

Optics: image projectors – Lamp control
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Presentation imaging system

Optics: image projectors – Lamp control
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Project or having a self-aligning replaceable projection lamp me

Optics: image projectors – Lamp control – Lamp position adjustable
Patent

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Projection display apparatus

Optics: image projectors – Lamp control
Reexamination Certificate

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Projection display device

Optics: image projectors – Lamp control
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Projection display system with varying light source

Optics: image projectors – Lamp control
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Projection display with a detachable lamp

Optics: image projectors – Lamp control – Lamp position adjustable
Reexamination Certificate

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Projection equipment and a method of driving a light source...

Optics: image projectors – Lamp control
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Projection system

Optics: image projectors – Lamp control – Lamp position adjustable
Reexamination Certificate

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Projection system and method for operating a discharge lamp

Optics: image projectors – Lamp control
Reexamination Certificate

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Projection system using a high-pressure discharge lamp...

Optics: image projectors – Lamp control
Reexamination Certificate

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Projection system, and method of operating a projection system

Optics: image projectors – Lamp control
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Projection type display apparatus

Optics: image projectors – Lamp control
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Projection type image display apparatus and display device

Optics: image projectors – Lamp control
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Projection type video display

Optics: image projectors – Lamp control – Lamp position adjustable
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Projection type video display

Optics: image projectors – Lamp control
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Projection type video display

Optics: image projectors – Lamp control
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Projection-type display apparatus and multiscreen display...

Optics: image projectors – Lamp control
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