Artifact Details Title First patented portable computer Catalog Number X1243.96 Type Physical object Description Invented in Santa Monica, CA. Computer is in a metal case containing a CRT display and one, 5-inch diskette drive, with keyboard and numeric keypad in a drop-down front panel. Included is a blue fitted fabric carrying bag. Date 1979 Manufacturer GM Research Place Manufactured U.S. Identifying Numbers Model number SM-1 Serial number 0981-078 Dimensions 19 x 23 x 9 in. Category Digital computer Credit Gift of Leonard Massey Lot Number X1243.96