Communications: electrical – External condition vehicle-mounted indicator or alarm
Reexamination Certificate
2005-04-15
2008-11-11
Crosland, Donnie L (Department: 2612)
Communications: electrical
External condition vehicle-mounted indicator or alarm
C340S905000, C340S958000, C340S933000, C340S941000, C340S908100
Reexamination Certificate
active
07450029
ABSTRACT:
A system to identify junctions of restricted areas to approaching vehicles, including at least one warning signal generator adapted to transmit the warning signal into areas traversed by the vehicles approaching the restricted areas, a receiver in each of the vehicles receiving the transmitted warning signals when the vehicle approaches one of the restricted areas, and an alarm responsive to the warning signal, which produces an alarm signal detectable by a vehicle operator.
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Canadian Office Action For Canadian Patent Application 2,550,092, Dated Apr. 9, 2008 (4 pgs).
Canadian Office Action For Canadian Patent Application 2,543,873, Dated May 7, 2008 (2 pgs).
Crosland Donnie L
Nixon & Peabody LLP
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