FR514175A - Recording and reproducing apparatus for phonographs - Google Patents

Recording and reproducing apparatus for phonographs

Info

Publication number
FR514175A
FR514175A FR514175A FR514175DA FR514175A FR 514175 A FR514175 A FR 514175A FR 514175 A FR514175 A FR 514175A FR 514175D A FR514175D A FR 514175DA FR 514175 A FR514175 A FR 514175A
Authority
FR
France
Prior art keywords
phonographs
recording
reproducing apparatus
reproducing
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
FR514175A
Other languages
French (fr)
Inventor
Willard H Gilman
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.)
WILLARD H GILMAN
Original Assignee
WILLARD H GILMAN
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 WILLARD H GILMAN filed Critical WILLARD H GILMAN
Application granted granted Critical
Publication of FR514175A publication Critical patent/FR514175A/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
FR514175A 1919-10-13 1920-04-21 Recording and reproducing apparatus for phonographs Expired FR514175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US514175XA 1919-10-13 1919-10-13

Publications (1)

Publication Number Publication Date
FR514175A true FR514175A (en) 1921-03-04

Family

ID=21971177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR514175A Expired FR514175A (en) 1919-10-13 1920-04-21 Recording and reproducing apparatus for phonographs

Country Status (1)

Country Link
FR (1) FR514175A (en)

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