Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Teletype Corp
Original Assignee
Teletype Corp
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Filing date
Publication date
Application filed by Teletype CorpfiledCriticalTeletype Corp
Publication of FR2002476A1publicationCriticalpatent/FR2002476A1/fr
G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
G11C17/02—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using magnetic or inductive elements