FR1008218A - Further training in the manufacture of magnetic tapes carrying a sound recording - Google Patents

Further training in the manufacture of magnetic tapes carrying a sound recording

Info

Publication number
FR1008218A
FR1008218A FR1008218DA FR1008218A FR 1008218 A FR1008218 A FR 1008218A FR 1008218D A FR1008218D A FR 1008218DA FR 1008218 A FR1008218 A FR 1008218A
Authority
FR
France
Prior art keywords
manufacture
magnetic tapes
sound recording
further training
tapes carrying
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
French (fr)
Inventor
Henry Perreau
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 filed Critical
Application granted granted Critical
Publication of FR1008218A publication Critical patent/FR1008218A/en
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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/842—Coating a support with a liquid magnetic dispersion
    • G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
FR1008218D 1950-01-11 1950-01-11 Further training in the manufacture of magnetic tapes carrying a sound recording Expired FR1008218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1008218T 1950-01-11

Publications (1)

Publication Number Publication Date
FR1008218A true FR1008218A (en) 1952-05-15

Family

ID=9567200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1008218D Expired FR1008218A (en) 1950-01-11 1950-01-11 Further training in the manufacture of magnetic tapes carrying a sound recording

Country Status (1)

Country Link
FR (1) FR1008218A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973911C (en) * 1952-11-23 1960-07-14 Telefunken Gmbh Method for applying an insulating cover with finely distributed ferromagnetic particles to an electrical conductor wire, in particular for telecommunication cables
DE1092223B (en) * 1958-10-10 1960-11-03 Adox Fotowerke Dr C Schleussne Process for the production of tape-shaped recording media for magnetic sound recording
DE1141469B (en) * 1959-02-02 1962-12-20 Eastman Kodak Co Device for aligning magnetizable particles in tape-shaped magnetogram carriers
DE1153070B (en) * 1958-12-08 1963-08-22 Internat Business Maschines Co Rod magnetic head with separate pole piece for recording signals of small surface area and process for producing the layer of the pole piece
DE1170088B (en) * 1958-11-18 1964-05-14 Ibm Method for producing thin ferromagnetic films with a preferred direction of magnetization
DE1222115B (en) * 1959-04-02 1966-08-04 Fuji Photo Film Co Ltd Method for sensitizing a magnetogram carrier
DE1270112B (en) * 1961-07-06 1968-06-12 Hitachi Ltd Magnetic tape

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973911C (en) * 1952-11-23 1960-07-14 Telefunken Gmbh Method for applying an insulating cover with finely distributed ferromagnetic particles to an electrical conductor wire, in particular for telecommunication cables
DE1092223B (en) * 1958-10-10 1960-11-03 Adox Fotowerke Dr C Schleussne Process for the production of tape-shaped recording media for magnetic sound recording
DE1170088B (en) * 1958-11-18 1964-05-14 Ibm Method for producing thin ferromagnetic films with a preferred direction of magnetization
DE1153070B (en) * 1958-12-08 1963-08-22 Internat Business Maschines Co Rod magnetic head with separate pole piece for recording signals of small surface area and process for producing the layer of the pole piece
DE1141469B (en) * 1959-02-02 1962-12-20 Eastman Kodak Co Device for aligning magnetizable particles in tape-shaped magnetogram carriers
DE1222115B (en) * 1959-04-02 1966-08-04 Fuji Photo Film Co Ltd Method for sensitizing a magnetogram carrier
DE1270112B (en) * 1961-07-06 1968-06-12 Hitachi Ltd Magnetic tape

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