Mine lighting device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 9, 2006
app pub date -
May 17, 2004
filing date -
May 23, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention concerns a mining lamp 1 with a signal display. The mining lamp 1 is characterised in that it includes a large number of light diodes 3 and a control device 9, by means of which the light diodes 3 can be controlled individually or in groups, in order to display symbols, flashing signals, letters, text, patterns and/or similar.
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Family
International Classification(s)
Cited Art Landscape
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