FR999227A - - Google Patents

Info

Publication number
FR999227A
FR999227A FR999227DA FR999227A FR 999227 A FR999227 A FR 999227A FR 999227D A FR999227D A FR 999227DA FR 999227 A FR999227 A FR 999227A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR999227A publication Critical patent/FR999227A/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
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
FR999227D Expired FR999227A (zh)

Publications (1)

Publication Number Publication Date
FR999227A true FR999227A (zh) 1952-01-29

Family

ID=1567184

Family Applications (1)

Application Number Title Priority Date Filing Date
FR999227D Expired FR999227A (zh)

Country Status (1)

Country Link
FR (1) FR999227A (zh)

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