Patents Assigned to AT&T Company and AT&T Information Systems Inc.
  • Patent number: D289284
    Type: Grant
    Filed: January 30, 1986
    Date of Patent: April 14, 1987
    Assignee: AT&T Company and AT&T Information Systems Inc.
    Inventors: Joseph J. Giordano, Jr., Richard M. Joffe, Oskar Loosme, Gordon E. Sylvester
  • Patent number: D289285
    Type: Grant
    Filed: January 30, 1986
    Date of Patent: April 14, 1987
    Assignee: AT&T Company and AT&T Information Systems Inc.
    Inventors: Joseph J. Giordano, Jr, Richard M. Joffe, Oskar Loosme, Gordon E. Sylvester