FR2238207B1 - - Google Patents

Info

Publication number
FR2238207B1
FR2238207B1 FR7425256A FR7425256A FR2238207B1 FR 2238207 B1 FR2238207 B1 FR 2238207B1 FR 7425256 A FR7425256 A FR 7425256A FR 7425256 A FR7425256 A FR 7425256A FR 2238207 B1 FR2238207 B1 FR 2238207B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7425256A
Other languages
French (fr)
Other versions
FR2238207A1 (ja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2238207A1 publication Critical patent/FR2238207A1/fr
Application granted granted Critical
Publication of FR2238207B1 publication Critical patent/FR2238207B1/fr
Expired legal-status Critical Current

Links

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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/716—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by two or more magnetic layers
FR7425256A 1973-07-19 1974-07-19 Expired FR2238207B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8214473A JPS5617734B2 (ja) 1973-07-19 1973-07-19

Publications (2)

Publication Number Publication Date
FR2238207A1 FR2238207A1 (ja) 1975-02-14
FR2238207B1 true FR2238207B1 (ja) 1979-09-21

Family

ID=13766224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7425256A Expired FR2238207B1 (ja) 1973-07-19 1974-07-19

Country Status (9)

Country Link
JP (1) JPS5617734B2 (ja)
AT (1) AT354761B (ja)
BR (1) BR7405986D0 (ja)
CA (1) CA1029129A (ja)
DE (1) DE2434940A1 (ja)
FR (1) FR2238207B1 (ja)
GB (1) GB1450635A (ja)
IT (1) IT1017325B (ja)
NL (1) NL7409765A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843815B2 (ja) * 1975-10-23 1983-09-29 富士写真フイルム株式会社 ジキキロクテ−プ
JPS5769528A (en) * 1980-10-14 1982-04-28 Tdk Corp Magnetic recording medium
JPS5817539A (ja) * 1981-07-21 1983-02-01 Sony Corp 磁気記録媒体
JPS5856228A (ja) * 1981-09-28 1983-04-02 Sony Corp 磁気記録媒体
JPS59172142A (ja) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd 磁気記録媒体
JPS59172144A (ja) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd 磁気記録媒体
DE19714161A1 (de) * 1997-04-05 1998-10-08 Emtec Magnetics Gmbh Magnetischer Aufzeichnungsträger

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL153374B (nl) * 1966-10-05 1977-05-16 Philips Nv Werkwijze ter vervaardiging van een halfgeleiderinrichting voorzien van een oxydelaag en halfgeleiderinrichting vervaardigd volgens de werkwijze.

Also Published As

Publication number Publication date
NL7409765A (nl) 1975-01-21
BR7405986D0 (pt) 1975-05-13
CA1029129A (en) 1978-04-04
FR2238207A1 (ja) 1975-02-14
IT1017325B (it) 1977-07-20
GB1450635A (en) 1976-09-22
DE2434940A1 (de) 1975-02-06
JPS5031804A (ja) 1975-03-28
JPS5617734B2 (ja) 1981-04-24
AU7136174A (en) 1976-01-22
ATA602074A (de) 1979-06-15
AT354761B (de) 1979-01-25

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