<CLARK COPY INTERNATIONAL> BUYS W. GERMAN STAKE Clark Copy International Corp said it acquired a majority interest in Datagraph GMBH of Lich, West Germany. The acquisition was made through Clark Copy's majority owned subsidiary Interactive Computer Aids of Norway. No price was disclosed for the acquisition. Clark Copy said worldwide sales for Datagraph, which makes color graphics workstations, were 10 mln dlrs for the year ended Dec. 31, 1986.