FR579193A - Perfectionnement aux phonographes - Google Patents

Perfectionnement aux phonographes

Info

Publication number
FR579193A
FR579193A FR579193DA FR579193A FR 579193 A FR579193 A FR 579193A FR 579193D A FR579193D A FR 579193DA FR 579193 A FR579193 A FR 579193A
Authority
FR
France
Prior art keywords
phonographs
improvement
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)
Inventor
Joseph Caffarel
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 FR579193A publication Critical patent/FR579193A/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
    • G11B3/58—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges
    • G11B3/5809—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges during transducing operation
    • G11B3/5818—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges during transducing operation for record carriers
    • G11B3/5827—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges during transducing operation for record carriers using means contacting the record carrier
    • G11B3/5836—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges during transducing operation for record carriers using means contacting the record carrier means connected to the pick-up arm or head
FR579193D 1923-05-28 1923-05-28 Perfectionnement aux phonographes Expired FR579193A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR579193T 1923-05-28

Publications (1)

Publication Number Publication Date
FR579193A true FR579193A (fr) 1924-10-11

Family

ID=8955919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR579193D Expired FR579193A (fr) 1923-05-28 1923-05-28 Perfectionnement aux phonographes

Country Status (1)

Country Link
FR (1) FR579193A (fr)

Similar Documents

Publication Publication Date Title
FR585556A (fr) Perfectionnement aux étuis porte-fard
FR575307A (fr) Perfectionnement aux suspensoirs
FR573715A (fr) Perfectionnement aux phonographes
FR576486A (fr) Perfectionnement aux phonographes
FR579193A (fr) Perfectionnement aux phonographes
FR552192A (fr) Perfectionnements aux écrins
FR573537A (fr) Perfectionnement aux norias
FR557101A (fr) Perfectionnement aux cartouches dites bosquettes
FR573791A (fr) Disque
FR581855A (fr) Perfectionnement aux self-inductions
FR571978A (fr) Perfectionnement aux charrues
FR569399A (fr) Perfectionnement aux bouchons-capsules
FR561190A (fr) Perfectionnement aux volettes de guimperie
FR572846A (fr) Perfectionnement aux pétrins mécaniques
FR574330A (fr) Perfectionnements aux fers à cheval
FR575113A (fr) Perfectionnements apportés aux phonographes
FR573832A (fr) Perfectionnements aux phonographes
FR567342A (fr) Perfectionnements aux phonographes
FR562173A (fr) Perfectionnements aux phonographes
FR553244A (fr) Perfectionnement aux crémones
FR575142A (fr) Perfectionnement aux radiateurs
FR565350A (fr) Perfectionnement aux récepteurs magnétiques
FR570775A (fr) Perfectionnements apportés aux graphophones
FR561774A (fr) Perfectionnement aux charrues
FR551325A (fr) Perfectionnements aux filières