Optics: image projectors – Projected image combined with real object
Reexamination Certificate
2005-10-26
2009-02-24
Dowling, William C. (Department: 2851)
Optics: image projectors
Projected image combined with real object
C359S443000, C353S098000
Reexamination Certificate
active
07494224
ABSTRACT:
A lecture presentation system includes a display screen and a projector for projecting an image onto the display screen. The display screen has image-receiving strip members linked to one another for receiving the image projected from the projector and an open space between each two adjacent strip members. Another lecture presentation system disclosed by the present invention includes a display screen for displaying an image. The display screen is formed of strip-like LCDs (liquid crystal displays) coupled to one another and respectively spaced from one another by an open space.
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Bacon & Thomas PLLC
Dowling William C.
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