NL190086A - - Google Patents

Info

Publication number: NL190086A
Authority: NL; Netherlands

Application number

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.)

1953-08-18

Publication of NL190086A publication Critical patent/NL190086A/xx

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/76—Drum carriers

NL190086D 1953-08-18 NL190086A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US375002A US2977178A (en)	1953-08-18	1953-08-18	Computer memory section improvements

Publications (1)

Publication Number	Publication Date
NL190086A true NL190086A (de)

Family

ID=23479097

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL190086D NL190086A (de)	1953-08-18

Country Status (2)

Country	Link
US (1)	US2977178A (de)
NL (1)	NL190086A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3265874A (en) *	1961-12-27	1966-08-09	Scm Corp	Data processing devices and systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2185300A (en) *	1936-02-21	1940-01-02	Bell Telephone Labor Inc	Telegraphone
US2566441A (en) *	1946-04-29	1951-09-04	Armour Res Found	Magnetic record medium and method of making the same
US2629827A (en) *	1947-10-31	1953-02-24	Eckert Mauchly Comp Corp	Memory system
GB657494A (en) *	1948-01-26	1951-09-19	Daphne Invest Trust	Improvements in and relating to sound carriers for magnetic recording and to a process for manufacturing the same
US2540654A (en) *	1948-03-25	1951-02-06	Engineering Res Associates Inc	Data storage system
US2617705A (en) *	1948-03-25	1952-11-11	Engineering Res Associates Inc	Data storage apparatus
FR1000832A (fr) *	1949-11-23	1952-02-18	Electronique & Automatisme Sa	Circuits opérateurs pour signaux électriques codés
US2708693A (en) *	1952-02-25	1955-05-17	Remington Rand Inc	Methods and apparatus for setting magnetic transducing heads
US2772135A (en) *	1952-08-15	1956-11-27	Acf Ind Inc	Method and apparatus for magnetically recording video-frequency signals
US2674732A (en) *	1952-12-02	1954-04-06	Hughes Tool Co	Electronic variable delay circuits
US2674733A (en) *	1952-12-02	1954-04-06	Hughes Tool Co	Electronic sorting system

0
- NL NL190086D patent/NL190086A/xx unknown
1953
- 1953-08-18 US US375002A patent/US2977178A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2977178A (en)	1961-03-28

Publication	Publication Date	Title
JPS321018B1 (de)	1957-02-14
BE527602A (de)
BE517130A (de)	1953-02-14
AT199365B (de)	1958-08-25
AT213751B (de)	1961-02-27
AT196785B (de)	1958-03-25
AT197771B (de)	1958-05-27
AT199317B (de)	1958-08-25
AT205166B (de)	1959-09-10
BE517192A (de)
BE516474A (de)
BE525697A (de)
BE525131A (de)
BE520364A (de)	1955-06-10
BE517828A (de)
BE517734A (de)	1953-03-14
BE517732A (de)
BE517726A (de)	1953-08-17
BE517667A (de)
BE517380A (de)
BE517318A (de)
BE517261A (de)
BE517254A (de)
BE526835A (de)
BE527157A (de)