FR1255736A - Appareil d'enregistrement magnétique - Google Patents

Appareil d'enregistrement magnétique

Info

Publication number
FR1255736A
FR1255736A FR825723A FR825723A FR1255736A FR 1255736 A FR1255736 A FR 1255736A FR 825723 A FR825723 A FR 825723A FR 825723 A FR825723 A FR 825723A FR 1255736 A FR1255736 A FR 1255736A
Authority
FR
France
Prior art keywords
magnetic recording
recording device
magnetic
recording
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
FR825723A
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Priority claimed from GB1410360A external-priority patent/GB954480A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority to FR825723A priority Critical patent/FR1255736A/fr
Application granted granted Critical
Publication of FR1255736A publication Critical patent/FR1255736A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/265Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR825723A 1960-04-21 1960-04-29 Appareil d'enregistrement magnétique Expired FR1255736A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR825723A FR1255736A (fr) 1960-04-21 1960-04-29 Appareil d'enregistrement magnétique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1410360A GB954480A (en) 1960-04-21 1960-04-21 Improved recording system
FR825723A FR1255736A (fr) 1960-04-21 1960-04-29 Appareil d'enregistrement magnétique

Publications (1)

Publication Number Publication Date
FR1255736A true FR1255736A (fr) 1961-03-10

Family

ID=26185822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825723A Expired FR1255736A (fr) 1960-04-21 1960-04-29 Appareil d'enregistrement magnétique

Country Status (1)

Country Link
FR (1) FR1255736A (fr)

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