BE494234A - - Google Patents

Info

Publication number: BE494234A
Authority: BE; Belgium

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.)

1949-03-01

Publication of BE494234A publication Critical patent/BE494234A/xx

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks

BE494234D 1949-03-01 BE494234A (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB310620X		1949-03-01

Publications (1)

Publication Number	Publication Date
BE494234A true BE494234A (xx)

Family

ID=10317382

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE494234D BE494234A (xx)	1949-03-01

Country Status (7)

Country	Link
US (1)	US2734186A (xx)
BE (1)	BE494234A (xx)
CH (1)	CH310620A (xx)
DE (1)	DE974795C (xx)
FR (1)	FR1015674A (xx)
GB (1)	GB707634A (xx)
NL (2)	NL79549C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2917726A (en) *	1955-03-25	1959-12-15	Underwood Corp	Magnetic recording system

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL85732C (xx) *	1951-05-23
US2845610A (en) *	1952-08-29	1958-07-29	Bell Telephone Labor Inc	Magnetic data storage system
DE1071749B (xx) *	1953-01-23
NL176456B (nl) *	1953-02-27		Halcon Res & Dev	Werkwijze voor de zuivering van waterige ethyleenoxyde-oplossingen.
US2887674A (en) *	1953-05-14	1959-05-19	Marchant Res Inc	Pulse width memory units
US2890440A (en) *	1954-10-07	1959-06-09	Monroe Calculating Machine	Magnetic recording system
US3089124A (en) *	1955-01-03	1963-05-07	Alwac Internat Inc	Computer system with high capacity random access memory
US2898578A (en) *	1955-03-07	1959-08-04	Digital Control Systems Inc	Magnetic reading apparatus
US2978686A (en) *	1955-03-23	1961-04-04	Ibm	Read-write amplifier system
US2972735A (en) *	1955-05-04	1961-02-21	Lab For Electronics Inc	Data processing
US2937371A (en) *	1955-07-26	1960-05-17	Curtiss Wright Corp	Information transfer system
GB795074A (en) *	1955-11-24	1958-05-14	Siemens Brothers & Co Ltd	Improvements relating to magnetic informí¡í¡age arrangements
US3016523A (en) *	1956-01-26	1962-01-09	Int Computers & Tabulators Ltd	Information storage systems
GB851520A (en) *	1956-02-06	1960-10-19	Int Computers & Tabulators Ltd	Improvements in or relating to magnetic reading and recording
US2882518A (en) *	1956-02-13	1959-04-14	Bell Telephone Labor Inc	Magnetic storage circuit
US3008124A (en) *	1956-02-23	1961-11-07	Philco Corp	System for transmission and reception of binary digital information
US3108260A (en) *	1957-12-05	1963-10-22	Bell Telephone Labor Inc	Magnetic recording and reproducing system
US3120615A (en) *	1958-07-16	1964-02-04	Gen Dynamics Corp	System for producing magnetization patterns upon a magnetic recording medium
US3067422A (en) *	1958-12-24	1962-12-04	Ibm	Phase distortion correction for high density magnetic recording
NL254093A (xx) *	1959-08-19
US3233246A (en) *	1961-05-01	1966-02-01	Monroe Int	Drive circuit for an inductive load
US3188616A (en) *	1961-08-17	1965-06-08	Sperry Rand Corp	Transistor compensating circuit for magnetic recording head
US3307162A (en) *	1961-10-30	1967-02-28	Electro Nuclear Systems Corp	Magnetic article encoding apparatus
NL301351A (xx) *	1962-12-05
US3299414A (en) *	1964-02-03	1967-01-17	Anelex Corp	Phase modulated binary magnetic recording and reproducing system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1972228A (en) *	1933-03-31	1934-09-04	Nat Transit Pump & Machine Com	Indicator mechanism for internal combustion engines
US2303840A (en) *	1937-08-24	1942-12-01	Mabel Chapman	Graphic recording instrument
US2378389A (en) *	1942-11-26	1945-06-19	Brush Dev Co	Recording-reproducing device
US2443756A (en) *	1942-12-26	1948-06-22	Brush Dev Co	Magnetic material
US2436829A (en) *	1945-01-31	1948-03-02	Ibm	Bipolar magnetic control record
US2539009A (en) *	1945-10-26	1951-01-23	Sun Oil Co	Cylindrical recording chart construction
FR978883A (fr) *	1948-01-16	1951-04-19	Int Standard Electric Corp	Perfectionnements à l'enregistrement magnétique des sons
US2540654A (en) *	1948-03-25	1951-02-06	Engineering Res Associates Inc	Data storage system
US2611813A (en) *	1948-05-26	1952-09-23	Technitrol Engineering Company	Magnetic data storage system
US2609143A (en) *	1948-06-24	1952-09-02	George R Stibitz	Electronic computer for addition and subtraction
US2564403A (en) *	1949-01-27	1951-08-14	Teleregister Corp	Electrical and cyclical data posting system
US2594731A (en) *	1949-07-14	1952-04-29	Teleregister Corp	Apparatus for displaying magnetically stored data

0
- US US2734186D patent/US2734186A/en not_active Expired - Lifetime
- NL NL656501203A patent/NL151960B/xx unknown
- NL NL79549D patent/NL79549C/xx active
- BE BE494234D patent/BE494234A/xx unknown
1949
- 1949-03-01 GB GB5632/49A patent/GB707634A/en not_active Expired
1950
- 1950-02-28 FR FR1015674D patent/FR1015674A/fr not_active Expired
- 1950-03-01 CH CH310620D patent/CH310620A/de unknown
- 1950-03-01 DE DEU146A patent/DE974795C/de not_active Expired

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2917726A (en) *	1955-03-25	1959-12-15	Underwood Corp	Magnetic recording system

Also Published As

Publication number	Publication date
NL79549C (xx)
NL151960B (nl)
US2734186A (en)	1956-02-07
DE974795C (de)	1961-05-10
CH310620A (de)	1955-10-31
GB707634A (en)	1954-04-21
FR1015674A (fr)	1952-10-17

Publication	Publication Date	Title
AT166754B (xx)	1950-09-25
AT193848B (xx)	1957-12-10
BE498983A (xx)	1951-02-15
BE488178A (xx)
BE485768A (xx)
BE485770A (xx)
BE482756A (xx)
BE480618A (xx)
BE486689A (xx)	1949-01-31
BE494234A (xx)
BE483443A (xx)
BE487289A (xx)
BE487748A (xx)
BE155588A (xx)
BE437616A (xx)
BE486819A (xx)
BE487425A (xx)
BE487077A (xx)	1949-02-15
BE480597A (xx)
NL89623C (xx)
NL88803C (xx)
NL81387C (xx)
NL72364C (xx)
BE516064A (xx)
BE449134A (xx)

BE494234A - - Google Patents

Info

Links

Classifications

Applications Claiming Priority (1)

Publications (1)

Family

ID=10317382

Family Applications (1)

Country Status (7)

Cited By (1)

Families Citing this family (25)

Family Cites Families (12)

Cited By (1)

Also Published As

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