(19)

(11)

EP 0 056 366 A1

(12)

(43) Date of publication: 28.07.1982 Bulletin 1982/30 (21) Application number: 80901908.0 (22) Date of filing: 02.06.1980

(51) International Patent Classification (IPC):  G11C 11/ 34( . ) G11C 8/ 10( . ) G11C 8/ 00( . ) G11C 11/ 418( . ) (86) International application number: PCT/US1980/000670 (87) International publication number: WO 1981/003573 (10.12.1981 Gazette 1981/29)

(84) Designated Contracting States: DE FR GB NL (71) Applicant: MOSTEK CORPORATION Carrollton, TX 75006 (US)	(72) Inventor: PROEBSTING, Robert J. Dallas, TX 75248 (US) (74) Representative: UEXKÜLL & STOLBERG  Patentanwälte Beselerstrasse 4 D-22607 Hamburg D-22607 Hamburg (DE)