75156530
Aug 26, 1996
computer programs for use in computer-aided design in architecture, engineering and construction, and in processing geographic information; computer programs that semi-automatically converts raster data into vector data; computer programs that provides functions for displaying raster and vector data on the computer screen, and for editing it; computer programs that functions to automatically recognize patterns of raster data that represent characters, circles, and other standard shapes, and to convert them into vector data
Electrical and Scientific Apparatus