ELEVATED WARNING SYSTEM FOR VEHICLES
A supplemental warning apparatus for school buses which is mounted on the roof of the bus in a vertical plane spaced above the visual warning sign which is carried on the side of the bus, the warning apparatus including a display member carried by a base which display member is shiftable between a r...
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Main Authors | , , |
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Format | Patent |
Language | English French |
Published |
10.04.2007
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Subjects | |
Online Access | Get full text |
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