FR2205702A1 - - Google Patents

Info

Publication number
FR2205702A1
FR2205702A1 FR7239573A FR7239573A FR2205702A1 FR 2205702 A1 FR2205702 A1 FR 2205702A1 FR 7239573 A FR7239573 A FR 7239573A FR 7239573 A FR7239573 A FR 7239573A FR 2205702 A1 FR2205702 A1 FR 2205702A1
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.)
Withdrawn
Application number
FR7239573A
Other languages
French (fr)
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.)
BORGNA ALBERT
Original Assignee
BORGNA ALBERT
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 BORGNA ALBERT filed Critical BORGNA ALBERT
Priority to FR7239573A priority Critical patent/FR2205702A1/fr
Publication of FR2205702A1 publication Critical patent/FR2205702A1/fr
Withdrawn legal-status Critical Current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
    • G11B5/718—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 at least one on each side of the base layer
    • 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
FR7239573A 1972-11-08 1972-11-08 Withdrawn FR2205702A1 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7239573A FR2205702A1 (en:Method) 1972-11-08 1972-11-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7239573A FR2205702A1 (en:Method) 1972-11-08 1972-11-08

Publications (1)

Publication Number Publication Date
FR2205702A1 true FR2205702A1 (en:Method) 1974-05-31

Family

ID=9106840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239573A Withdrawn FR2205702A1 (en:Method) 1972-11-08 1972-11-08

Country Status (1)

Country Link
FR (1) FR2205702A1 (en:Method)

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Legal Events

Date Code Title Description
ST Notification of lapse