AR200876A1 - METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD - Google Patents

METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD

Info

Publication number: AR200876A1
Authority: AR; Argentina
Prior art keywords: information carrier; manufacturing; discoidal; manufactured; carrier manufactured
Prior art date: 1972-09-02

Application number

AR24927373A

Other languages

Spanish (es)

Original Assignee

Philips Nv

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.)

1972-09-02

Filing date

1973-07-25

Publication date

1974-12-27

1972-09-02 Priority claimed from NL7212001A external-priority patent/NL7212001A/xx

1972-09-05 Priority claimed from NL7212045A external-priority patent/NL7212045A/xx

1973-07-25 Application filed by Philips Nv filed Critical Philips Nv

1974-12-27 Application granted granted Critical

1974-12-27 Publication of AR200876A1 publication Critical patent/AR200876A1/en

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Manufacturing Optical Record Carriers (AREA)
Application Of Or Painting With Fluid Materials (AREA)
Magnetic Record Carriers (AREA)

AR24927373A 1972-09-02 1973-07-25 METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD AR200876A1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL7212001A NL7212001A (en)	1972-09-02	1972-09-02
NL7212045A NL7212045A (en)	1972-09-05	1972-09-05

Publications (1)

Publication Number	Publication Date
AR200876A1 true AR200876A1 (en)	1974-12-27

Family

ID=26644798

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AR24927373A AR200876A1 (en)	1972-09-02	1973-07-25	METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD

Country Status (10)

Country	Link
JP (1)	JPS5652361B2 (en)
AR (1)	AR200876A1 (en)
AT (1)	AT347147B (en)
BE (1)	BE804332A (en)
CA (1)	CA998173A (en)
CH (1)	CH570669A5 (en)
ES (2)	ES418367A1 (en)
FR (1)	FR2199604B1 (en)
GB (1)	GB1447066A (en)
IT (1)	IT990424B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2603888B2 (en) *	1975-02-24	1977-12-15	MCA Disco-Vision, Znc, Universal City, Calif. (V-StA.)	Process for the production of a replica die for information carrier and die for the formation of video disc reproduction
US4305081A (en)	1976-03-19	1981-12-08	Rca Corporation	Multilayer record blank for use in optical recording
JPS6034171B2 (en) *	1977-04-05	1985-08-07	ソニー株式会社	Video disk master using optical recording method
JPS6166242A (en) *	1984-09-06	1986-04-05	Matsushita Electric Ind Co Ltd	Information recording master
DE3737455A1 (en) *	1986-11-06	1988-05-19	Westinghouse Electric Corp	DEVICE AND METHOD FOR PRODUCING COLOR PATTERNS
EP0286326B1 (en) *	1987-04-08	1994-06-15	Nippon Telegraph and Telephone Corporation	Method and apparatus for fabricating an optical disc master and an optical disc
JPH01235044A (en) *	1988-03-14	1989-09-20	Nippon Telegr & Teleph Corp <Ntt>	Optical disk substrate and its production
JP2735569B2 (en) *	1988-06-29	1998-04-02	日本電気ホームエレクトロニクス株式会社	Manufacturing method of optical disc master
JP2000113452A (en) *	1998-10-07	2000-04-21	Sony Corp	Optical disk manufacturing apparatus, optical disk manufacturing method, optical disk, and optical disk reproducing method

1973
- 1973-07-25 AR AR24927373A patent/AR200876A1/en active
- 1973-08-29 FR FR7331193A patent/FR2199604B1/fr not_active Expired
- 1973-08-30 CA CA180,005A patent/CA998173A/en not_active Expired
- 1973-08-30 AT AT755773A patent/AT347147B/en not_active IP Right Cessation
- 1973-08-30 IT IT5224373A patent/IT990424B/en active
- 1973-08-30 JP JP9674973A patent/JPS5652361B2/ja not_active Expired
- 1973-08-30 CH CH1247073A patent/CH570669A5/xx not_active IP Right Cessation
- 1973-08-31 ES ES418367A patent/ES418367A1/en not_active Expired
- 1973-08-31 GB GB4111573A patent/GB1447066A/en not_active Expired
- 1973-08-31 BE BE135215A patent/BE804332A/en unknown
1975
- 1975-07-22 ES ES439625A patent/ES439625A1/en not_active Expired

Also Published As

Publication number	Publication date
AT347147B (en)	1978-12-11
IT990424B (en)	1975-06-20
GB1447066A (en)	1976-08-25
AU5974673A (en)	1975-03-06
ES418367A1 (en)	1976-04-16
JPS4993002A (en)	1974-09-04
FR2199604A1 (en)	1974-04-12
JPS5652361B2 (en)	1981-12-11
BE804332A (en)	1974-02-28
ES439625A1 (en)	1977-03-01
FR2199604B1 (en)	1979-08-03
ATA755773A (en)	1978-04-15
DE2342285A1 (en)	1974-03-14
DE2342285B2 (en)	1977-02-03
CH570669A5 (en)	1975-12-15
CA998173A (en)	1976-10-05

Publication	Publication Date	Title
AU5988873A (en)	1975-03-06	Information carrier
SE398790B (en)	1978-01-16	RECORD CARRIER
BE806212A (en)	1974-02-15	ADVANCED MAGNETIC TRANSDUCERS
AR200876A1 (en)	1974-12-27	METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD
IT1000874B (en)	1976-04-10	MAGNETIC CONVEYOR
IT980173B (en)	1974-09-30	PROCEDURE FOR HARDENING LAYERS CONTAINING GELATIN
IT1196391B (en)	1988-11-16	GAMMAGLOBULINA PRODUCTION
AR198994A1 (en)	1974-07-31	AUTOMATIC INTERROGATION AND INFORMATION APPARATUS
IT1001681B (en)	1976-04-30	POLYESTER PRODUCTION
IT995091B (en)	1975-11-10	METHOD OF PREPARATION OF A CATALYST
IT984418B (en)	1974-11-20	KNITTING METHOD
IT1033509B (en)	1979-08-10	METHOD OF MANUFACTURING A DARK PRODUCT
SE396529B (en)	1977-09-19	FACILITY FOR PROCESSING INFORMATION
AT329905B (en)	1976-06-10	KEYCHAIN
IT984771B (en)	1974-11-20	GICCO OF DEXTERITY
IT991124B (en)	1975-07-30	METHOD OF MANUFACTURING AN INTERCONNECTION TRACK
IT984417B (en)	1974-11-20	KNITTING METHOD
GB1359800A (en)	1974-07-10	Method of manufacturing a hectrographic original
IT999516B (en)	1976-03-10	KNITTING METHOD
CH542483A (en)	1973-09-30	Information facility
BE806872A (en)	1974-02-15	CARRIER
BE801327A (en)	1973-10-15	DOOR CARRIER
ZA734786B (en)	1975-02-26	Information carrier and method of manufacturing an information carrier
BE802362A (en)	1974-01-14	POLYESTERS PRODUCTION
SU498076A1 (en)	1976-01-05	Method of production of rings