CH413912A - Magnetisches Datenspeicherwerk - Google Patents

Magnetisches Datenspeicherwerk

Info

Publication number
CH413912A
CH413912A CH940161A CH940161A CH413912A CH 413912 A CH413912 A CH 413912A CH 940161 A CH940161 A CH 940161A CH 940161 A CH940161 A CH 940161A CH 413912 A CH413912 A CH 413912A
Authority
CH
Switzerland
Prior art keywords
storage device
data storage
magnetic data
magnetic
storage
Prior art date
Application number
CH940161A
Other languages
English (en)
Inventor
Stuart-Williams Raymond
Original Assignee
Ampex
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
Application filed by Ampex filed Critical Ampex
Publication of CH413912A publication Critical patent/CH413912A/de

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
    • G11C17/08—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
    • 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
CH940161A 1960-08-11 1961-08-10 Magnetisches Datenspeicherwerk CH413912A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48885A US3162845A (en) 1960-08-11 1960-08-11 Magnetic information-storage device

Publications (1)

Publication Number Publication Date
CH413912A true CH413912A (de) 1966-05-31

Family

ID=21956967

Family Applications (1)

Application Number Title Priority Date Filing Date
CH940161A CH413912A (de) 1960-08-11 1961-08-10 Magnetisches Datenspeicherwerk

Country Status (3)

Country Link
US (1) US3162845A (de)
CH (1) CH413912A (de)
GB (1) GB937267A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017004573A1 (en) * 2015-07-02 2017-01-05 Serenity Data Services, Inc. Product verification for hard drive data destroying device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL85198C (de) * 1953-09-09
US2825391A (en) * 1956-11-23 1958-03-04 Horace E Underhill Readily portable folding seat
US3027548A (en) * 1956-12-17 1962-03-27 Bell Telephone Labor Inc Electromagnetic coupling arrangements
NL249294A (de) * 1959-03-17
US3060411A (en) * 1959-10-14 1962-10-23 Bell Telephone Labor Inc Magnetic memory circuits
US3084336A (en) * 1960-03-09 1963-04-02 Bell Telephone Labor Inc Magnetic memory construction and circuits

Also Published As

Publication number Publication date
US3162845A (en) 1964-12-22
GB937267A (en) 1963-09-18

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