One of Dirk's recent signs that has yet to see widespread useNewsbreakers: Dirk Ritter, Road Sign InventorGRAND RAPIDS, Minn. (CAP) - If you drive a car, chances are pretty good that you've been stuck in traffic created by road construction. And if there was no police detail to help you figure out the maze of cones and barrels, chances are pretty good a well-designed road sign helped you find your way.Chances are also pretty good that 71-year-old architectural engineer Dirk Ritter invented that road sign
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