Barrier device with foam interior

Road structure – process – or apparatus – Traffic steering device or barrier

Reexamination Certificate

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Reexamination Certificate

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07547157

ABSTRACT:
A barrier device comprises a top wall, a bottom wall, opposed end walls and opposed side walls formed of plastic material which interconnect to form a hollow, closed interior in which the inner surface of each wall is covered with a layer of foam material and then the remainder of the hollow interior is filled with a ballast material such as water, sand, rubber, concrete and the like.

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