(CLARK COPY) BUYS NORWEGIAN FIRM Clark Copy International Corp said it bought a Norwegian drafting machines company for three mln U.S. dlrs. Clark Copy said its majority-owned Norwegian subsidiary, Interactive Computer Aids Co of Norway, purchased Kongsberg Drafting Systems, a division of Norwegian state-owned Kongsberg Vappenfabrikk. Kongsberg Drafting's annual worldwide sales are about 15 mln dlrs, Clark Copy said.