FR1251920A - Perfectionnements aux enregistrements magnétiques - Google Patents

Perfectionnements aux enregistrements magnétiques

Info

Publication number
FR1251920A
FR1251920A FR822401A FR822401A FR1251920A FR 1251920 A FR1251920 A FR 1251920A FR 822401 A FR822401 A FR 822401A FR 822401 A FR822401 A FR 822401A FR 1251920 A FR1251920 A FR 1251920A
Authority
FR
France
Prior art keywords
magnetic recordings
recordings
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
FR822401A
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.)
WALTER INSTR Ltd
Original Assignee
WALTER INSTR Ltd
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 WALTER INSTR Ltd filed Critical WALTER INSTR Ltd
Priority to FR822401A priority Critical patent/FR1251920A/fr
Application granted granted Critical
Publication of FR1251920A publication Critical patent/FR1251920A/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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/325—Erasing heads using permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR822401A 1960-03-25 1960-03-25 Perfectionnements aux enregistrements magnétiques Expired FR1251920A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR822401A FR1251920A (fr) 1960-03-25 1960-03-25 Perfectionnements aux enregistrements magnétiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822401A FR1251920A (fr) 1960-03-25 1960-03-25 Perfectionnements aux enregistrements magnétiques

Publications (1)

Publication Number Publication Date
FR1251920A true FR1251920A (fr) 1961-01-20

Family

ID=8727889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822401A Expired FR1251920A (fr) 1960-03-25 1960-03-25 Perfectionnements aux enregistrements magnétiques

Country Status (1)

Country Link
FR (1) FR1251920A (fr)

Similar Documents

Publication Publication Date Title
FR1295672A (fr) Perfectionnements aux scintillomètres
BE610101A (fr) Enregistreur
BE608518A (fr) Perfectionnements apportés aux étaux
FR1255398A (fr) Perfectionnements aux cowpers
FR1261275A (fr) Perfectionnements aux magnétophones
FR1281254A (fr) Perfectionnements apportés aux freins magnétiques
FR1267882A (fr) Perfectionnements aux vannes
BE605736A (fr) Perfectionnements aux vannes
FR1282224A (fr) Perfectionnements aux anti-béliers
FR1251920A (fr) Perfectionnements aux enregistrements magnétiques
BE602480A (fr) Perfectionnements aux fermetures magnétiques
FR1276268A (fr) Perfectionnements aux circuits magnétiques
FR1252561A (fr) Perfectionnements aux scintillomètres
FR1282802A (fr) Perfectionnements aux spectropolarimètres
FR1244225A (fr) Perfectionnements aux tricoises
CH395576A (de) Magnettongerät
FR1276248A (fr) Perfectionnements aux têtes de transducteurs magnétiques
FR1257945A (fr) Perfectionnements aux phonographes
FR1253870A (fr) Perfectionnement aux butées
FR1287535A (fr) Perfectionnements aux amplificateurs magnétiques
FR1259789A (fr) Perfectionnements aux amplificateurs magnétiques
FR1270222A (fr) Perfectionnements apportés aux classeurs
FR1211152A (fr) Perfectionnements aux enregistrements magnétiques
FR1213872A (fr) Perfectionnements aux phonographes
FR1306481A (fr) Perfectionnements aux mémoires magnétiques