Visual warning device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 20, 2007
Grant Date -
Mar 8, 2007
app pub date -
Sep 8, 2005
filing date -
Sep 8, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A visual warning device is disclosed and which includes an emitter of visibly discernible light positioned in spaced relation relative to an underlying supporting surface, and which, when energized, emits visibly discernible light which is projected onto the underlying supporting surface to identify a restricted region which is positioned in spaced relation relative to the emitter.
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Family
International Classification(s)
Cited Art Landscape
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