FR1053854A - Support de magnétogramme avec une couche intermédiaire amagnétique - Google Patents

Support de magnétogramme avec une couche intermédiaire amagnétique

Info

Publication number
FR1053854A
FR1053854A FR1053854DA FR1053854A FR 1053854 A FR1053854 A FR 1053854A FR 1053854D A FR1053854D A FR 1053854DA FR 1053854 A FR1053854 A FR 1053854A
Authority
FR
France
Prior art keywords
magnetogram
support
intermediate layer
magnetic intermediate
magnetic
Prior art date
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
Other languages
English (en)
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.)
Tefi Apparatebau Dr Daniel KG
Original Assignee
Tefi Apparatebau Dr Daniel KG
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 Tefi Apparatebau Dr Daniel KG filed Critical Tefi Apparatebau Dr Daniel KG
Application granted granted Critical
Publication of FR1053854A publication Critical patent/FR1053854A/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
    • 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
FR1053854D 1951-04-27 1951-04-27 Support de magnétogramme avec une couche intermédiaire amagnétique Expired FR1053854A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053854T 1951-04-27

Publications (1)

Publication Number Publication Date
FR1053854A true FR1053854A (fr) 1954-02-05

Family

ID=9596159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053854D Expired FR1053854A (fr) 1951-04-27 1951-04-27 Support de magnétogramme avec une couche intermédiaire amagnétique

Country Status (1)

Country Link
FR (1) FR1053854A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937028A (en) * 1954-06-17 1960-05-17 Kane Corp Du Plastic belt for sound recording and reproducing
US3033943A (en) * 1957-07-17 1962-05-08 Philips Corp Magnetic record carrier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937028A (en) * 1954-06-17 1960-05-17 Kane Corp Du Plastic belt for sound recording and reproducing
US3033943A (en) * 1957-07-17 1962-05-08 Philips Corp Magnetic record carrier

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