Montreal, Dec. 13 -- Coreco Inc. said it was chosen as an OEM supplier by a marine electronic navigation company with a strong defense niche. The purchase order, valued at CAD$800,000, is for Coreco's multidigital signal processing board. The current purchase order is follow-on revenue from a design-win in 1999. The schedule of deliveries will be complete by the end of the first quarter of 2002.