FR1105337A - Spiral-groove endless tape for magnetic recordings - Google Patents

Spiral-groove endless tape for magnetic recordings

Info

Publication number
FR1105337A
FR1105337A FR1105337DA FR1105337A FR 1105337 A FR1105337 A FR 1105337A FR 1105337D A FR1105337D A FR 1105337DA FR 1105337 A FR1105337 A FR 1105337A
Authority
FR
France
Prior art keywords
spiral
endless tape
magnetic recordings
groove endless
groove
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
Julien Vacher
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 FR1105337A publication Critical patent/FR1105337A/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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
FR1105337D 1954-05-26 1954-05-26 Spiral-groove endless tape for magnetic recordings Expired FR1105337A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1105337T 1954-05-26

Publications (1)

Publication Number Publication Date
FR1105337A true FR1105337A (en) 1955-11-29

Family

ID=9623352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1105337D Expired FR1105337A (en) 1954-05-26 1954-05-26 Spiral-groove endless tape for magnetic recordings

Country Status (1)

Country Link
FR (1) FR1105337A (en)

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