Optical: systems and elements – Projection screen
Reexamination Certificate
2005-03-22
2005-03-22
Mahoney, Christopher (Department: 2851)
Optical: systems and elements
Projection screen
C359S460000
Reexamination Certificate
active
06870670
ABSTRACT:
A flexible screen with a mechanism for releasably attaching the screen to a transparent door or window is disclosed. A method of use is also disclosed.
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Gehring Thomas R.
Graetz Michael L.
Piepel Andrew J.
Schuleman Mark L.
Yarina Kenneth L.
Buckingham Stephen W.
Mahoney Christopher
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