It beefed up its tech systems, rolled out new mobile apps and began improving some of the social site's features.

WSJ: As Pinterest Grows, Startup Seeks $2.5 Billion Valuation

Also vulnerable are companies heavily dependent on expensive new high-tech programs, which now go under the rubric of Future Combat Systems.

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Rollhaus is also offering, through 74 distributors worldwide, an array of new products from snow-plowable highway reflectors to high-tech anti-icing systems for bridges.

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