Toshiba Unveils Laptop Computer

TOKYO — Toshiba Corp. on Tuesday unveiled a laptop engineering workstation based on a new technology that it said offers the performance capability of larger desktop machines.

The SPARC LT computer is a further application of the miniaturization skills that helped Toshiba become a leader in laptops. The machine is expected to be used in computer-aided design and manufacturing as well as desktop publishing.

The computer evolved out of a May, 1989, agreement with Sun Microsystems Inc. of Mountain View, Calif.