Projection screen apparatus

Details Projection screen apparatus Projection screen apparatus

2006-01-03

2006-01-03

Brown, Peter R. (Department: 3636)

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Components adjustably or collapsibly connected

C052S109000, C040S610000, C359S443000

Reexamination Certificate

active

06981350

ABSTRACT:
A projection screen apparatus is disclosed for displaying an image projected by a projector. The projection screen apparatus includes a collapsible frame and a removable display sheet.

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