Light guiding device for an oblong light source
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United States of America Patent
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-
Jun 4, 2002
Grant Date -
N/A
app pub date -
Nov 6, 2000
filing date -
Apr 29, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Light guiding device for an elongate light source having a body of substantially tubular or tube sector shape of transparent material for substantially coaxially receiving the light source and provided at its internal surface with grooves, notches or the like extending parallel to the axis of the body and engaging each other.
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