NL255882A - - Google Patents

Info

Publication number: NL255882A
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.)

1959-10-01

Publication of NL255882A publication Critical patent/NL255882A/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
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/68—Record carriers
- G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
- 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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- 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
- G11B5/82—Disk carriers

NL255882D 1959-10-01 NL255882A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DET17288A DE1109391B (de)	1959-10-01	1959-10-01	Aufzeichnungstraeger fuer Magnettondiktier-geraete und Verfahren zu seiner Herstellung

Publications (1)

Publication Number	Publication Date
NL255882A true NL255882A (de)

Family

ID=7548543

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL255882D NL255882A (de)	1959-10-01

Country Status (6)

Country	Link
US (1)	US3214178A (de)
BE (1)	BE595495A (de)
CH (1)	CH387974A (de)
DE (1)	DE1109391B (de)
GB (1)	GB962327A (de)
NL (1)	NL255882A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1447154A1 (de) *	1964-03-19	1969-04-10	Telefunken Gmbh Berlin U Ulm	Kreisscheibenfoermiger Aufzeichnungstraeger fuer zwei Tonschriften
US4893297A (en) *	1968-06-06	1990-01-09	Discovision Associates	Disc-shaped member
DE3114715A1 (de) *	1981-04-11	1982-10-28	DUAL Gebrüder Steidinger GmbH & Co, 7742 St Georgen	"plattenteller fuer plattenspieler"
US4802050A (en) *	1986-02-21	1989-01-31	Brother Kogyo Kabushiki Kaisha	Magnetic recording medium
US4935835A (en) *	1988-11-10	1990-06-19	Insite Peripherals, Inc.	Magnetic media containing reference feature and methods for referencing magnetic head position to the reference feature

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA553132A (en) *		1958-02-11	B. Angold Edward	Tracking devices for magnetic disc records
US956727A (en) *	1910-01-26	1910-05-03	Frederick H Osborn	Sound-reproducing machine and record therefor.
US1372822A (en) *	1919-11-08	1921-03-29	Herbert W Meyer	Disk record
US2493755A (en) *	1944-02-24	1950-01-10	Jr Thomas M Ferrill	Vehicle speed and path signaling system
US2428946A (en) *	1944-10-19	1947-10-14	Rca Corp	Synchronizing in color television
US3024321A (en) *	1944-12-29	1962-03-06	Bell Telephone Labor Inc	Continuous recording system with indexing means
US2670212A (en) *	1946-02-23	1954-02-23	Heller	Sound recording and reproduction system
US2551198A (en) *	1947-03-22	1951-05-01	Edward L Barrett	Record mechanism
US2658762A (en) *	1948-12-23	1953-11-10	Clevite Corp	Magnetic record transducing system and guide structure
DD10407A (de) *	1953-01-21
US2797402A (en) *	1955-05-09	1957-06-25	Teleregister Corp	Means for generating synchronizing pulses for magnetic storage devices

0
- NL NL255882D patent/NL255882A/xx unknown
1959
- 1959-10-01 DE DET17288A patent/DE1109391B/de active Pending
1960
- 1960-08-22 CH CH949460A patent/CH387974A/de unknown
- 1960-09-26 US US58334A patent/US3214178A/en not_active Expired - Lifetime
- 1960-09-27 BE BE595495A patent/BE595495A/fr unknown
- 1960-09-29 GB GB33437/60A patent/GB962327A/en not_active Expired

Also Published As

Publication number	Publication date
BE595495A (fr)	1961-01-16
GB962327A (en)	1964-07-01
US3214178A (en)	1965-10-26
DE1109391B (de)	1961-06-22
CH387974A (de)	1965-02-15

Publication	Publication Date	Title
AT212261B (de)	1960-12-12
NL120368C (de)	1965-05-17
AT227430B (de)	1963-05-27
AT221460B (de)	1962-05-25
AT219274B (de)	1962-01-25
NL127556C (de)	1969-11-17
AT213197B (de)	1961-01-25
AT219811B (de)	1962-02-26
AT216805B (de)	1961-08-25
AT216639B (de)	1961-08-10
BE579636A (de)	1959-12-14
NL110885C (de)
BE578868A (de)	1959-11-20
BE577586A (de)	1959-04-30
BE577267A (de)
BE577193A (de)
BE576772A (de)	1959-04-15
BE576542A (de)
BE581863A (de)
BE581958A (de)
BE582171A (de)	1960-02-29
BE583031A (de)
BE583407A (de)
BE584079A (de)
BE584331A (de)