FR1332903A - Information storage device - Google Patents

Information storage device

Info

Publication number
FR1332903A
FR1332903A FR908153A FR908153A FR1332903A FR 1332903 A FR1332903 A FR 1332903A FR 908153 A FR908153 A FR 908153A FR 908153 A FR908153 A FR 908153A FR 1332903 A FR1332903 A FR 1332903A
Authority
FR
France
Prior art keywords
storage device
information storage
information
storage
Prior art date
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.)
Expired
Application number
FR908153A
Other languages
French (fr)
Inventor
Maurice Woolmer Gribble
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB3161161A external-priority patent/GB986496A/en
Application filed by Ferranti PLC filed Critical Ferranti PLC
Priority to FR908153A priority Critical patent/FR1332903A/en
Application granted granted Critical
Publication of FR1332903A publication Critical patent/FR1332903A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
    • G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
FR908153A 1961-09-02 1962-08-30 Information storage device Expired FR1332903A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR908153A FR1332903A (en) 1961-09-02 1962-08-30 Information storage device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3161161A GB986496A (en) 1961-09-02 1961-09-02 Improvements relating to information storage devices
FR908153A FR1332903A (en) 1961-09-02 1962-08-30 Information storage device

Publications (1)

Publication Number Publication Date
FR1332903A true FR1332903A (en) 1963-07-19

Family

ID=26197315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908153A Expired FR1332903A (en) 1961-09-02 1962-08-30 Information storage device

Country Status (1)

Country Link
FR (1) FR1332903A (en)

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