Light guide

Details Light guide Light guide

2005-03-29

2008-08-12

Pham, Hai C (Department: 2861)

Incremental printing of symbolic information

Light or beam marking apparatus or processes

With record receiver or handling means therefor

Reexamination Certificate

active

07411603

ABSTRACT:
In embodiments, light from a light guide is used to generate a signal.

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Wikipedia Online Encyclopedia (http://en.wikipedia.org/wiki/Light—bulb).
Wikipedia Online Encyclopedia (http://en.wikipedia.org/wiki/Light-emitting—diode).

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