FR920559A - Perfectionnement dans les méthodes de fabrication des styles transmetteurs de vibrations - Google Patents

Perfectionnement dans les méthodes de fabrication des styles transmetteurs de vibrations

Info

Publication number
FR920559A
FR920559A FR920559DA FR920559A FR 920559 A FR920559 A FR 920559A FR 920559D A FR920559D A FR 920559DA FR 920559 A FR920559 A FR 920559A
Authority
FR
France
Prior art keywords
styles
improvement
methods
vibration transmitting
manufacturing vibration
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
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.)
Dictaphone Corp
Original Assignee
Dictaphone Corp
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 Dictaphone Corp filed Critical Dictaphone Corp
Application granted granted Critical
Publication of FR920559A publication Critical patent/FR920559A/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
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
    • G11B3/48—Needles
FR920559D 1945-03-19 1946-01-22 Perfectionnement dans les méthodes de fabrication des styles transmetteurs de vibrations Expired FR920559A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US920559XA 1945-03-19 1945-03-19

Publications (1)

Publication Number Publication Date
FR920559A true FR920559A (fr) 1947-04-11

Family

ID=22231218

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920559D Expired FR920559A (fr) 1945-03-19 1946-01-22 Perfectionnement dans les méthodes de fabrication des styles transmetteurs de vibrations

Country Status (1)

Country Link
FR (1) FR920559A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363159A1 (fr) * 1976-08-27 1978-03-24 Gyger Fritz Pointe de lecture du sillon d'un disque

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363159A1 (fr) * 1976-08-27 1978-03-24 Gyger Fritz Pointe de lecture du sillon d'un disque

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