Cited in | International search | Type: | Patent literature | Publication No.: | DE3023427
[ ] (GRETAG AG); | Type: | Patent literature | Publication No.: | WO8404614
[ ] (GALE IRA DENNIS [GB]) | Type: | Non-patent literature | Publication information: | [X] - IBM Technical Disclosure Bulletin, Volume 23, No. 7A, December 1980, New York, (US) SCHREIBER: "Data and Program Secure Microprocessor System", pages 2960-2961, see page 2961, lines 1-2, 8-12 |