Electronic billboard
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United States of America Patent
Stats
-
Oct 26, 1993
Grant Date -
N/A
app pub date -
Feb 27, 1992
filing date -
Feb 27, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An electronic billboard sign is provided in which electro-micro circuitry programming is utilized to display advertising information onto a large front billboard screen by a large moveable lens.
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International Classification(s)
Cited Art Landscape
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