FR465316A - Improvements to phonographs used for teaching foreign languages - Google Patents

Improvements to phonographs used for teaching foreign languages

Info

Publication number
FR465316A
FR465316A FR465316DA FR465316A FR 465316 A FR465316 A FR 465316A FR 465316D A FR465316D A FR 465316DA FR 465316 A FR465316 A FR 465316A
Authority
FR
France
Prior art keywords
phonographs
foreign languages
teaching foreign
teaching
languages
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
Claire Laudenbach
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR465316A publication Critical patent/FR465316A/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
    • 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
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/34—Driving or guiding during transducing operation
    • G11B3/36—Automatic-feed mechanisms producing progressive transducing traverse across record carriers otherwise than by grooves, e.g. by lead-screw
FR465316D 1913-11-25 1913-11-25 Improvements to phonographs used for teaching foreign languages Expired FR465316A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR465316T 1913-11-25

Publications (1)

Publication Number Publication Date
FR465316A true FR465316A (en) 1914-04-14

Family

ID=1504201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR465316D Expired FR465316A (en) 1913-11-25 1913-11-25 Improvements to phonographs used for teaching foreign languages

Country Status (1)

Country Link
FR (1) FR465316A (en)

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