US PATENT SUBCLASS 359 / 594
.~.~ Elements on two sides of member


Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

591  DF  BUILDING INTERIOR ILLUMINATION WITH REFLECTED, REFRACTED OR PREDETERMINED ANGLE OF ENTRANCE OF OUTSIDE LIGHT {3}
592  DF  .~ Unitary light transmitting member comprising plural reflecting or refracting elements {3}
594.~.~ Elements on two sides of member


DEFINITION

Classification: 359/594

Elements on two sides of member:

(under subclass 592) Subject matter where there are a plurality of reflecting or refracting surfaces on opposing sides of the transparent mass.