US PATENT SUBCLASS 359 / 460
.~ Rear projection screen
Current as of:
June, 1999
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359 /
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OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS
443
DF
PROJECTION SCREEN
{13}
460
.~ Rear projection screen
DEFINITION
Classification: 359/460
Rear projection screen:
(under subclass 443) Subject matter wherein an image is projected on one side of a screen and viewed from the opposite side.