In a move that may signal another...

In a move that may signal another round in the airline price war, United Airlines and American Airlines announced that they will extend their unrestricted discount coach fares in certain markets . . . Santa Clara-based Orrox Corp. reported that, effective Jan. 30, the name of the company was changed to CMX Corp. . . . Digital Equipment Corp. has extended its long-term agreement with El Segundo-based Wyle Laboratories’ electronics marketing group to market DEC computer products through Wyle facilities in Houston and Austin, Tex. . . . Jet America, Long Beach, reported that it flew 69.6 million revenues passenger miles in January, up 19.3% from the comparable 1984 period.