FR731201A - Device for recording sound on phonographic discs - Google Patents

Device for recording sound on phonographic discs

Info

Publication number
FR731201A
FR731201A FR731201DA FR731201A FR 731201 A FR731201 A FR 731201A FR 731201D A FR731201D A FR 731201DA FR 731201 A FR731201 A FR 731201A
Authority
FR
France
Prior art keywords
recording sound
phonographic discs
phonographic
discs
sound
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
Umberto Galli
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 FR731201A publication Critical patent/FR731201A/en
Expired legal-status Critical Current

Links

FR731201D 1932-02-09 1932-02-09 Device for recording sound on phonographic discs Expired FR731201A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR731201T 1932-02-09

Publications (1)

Publication Number Publication Date
FR731201A true FR731201A (en) 1932-08-31

Family

ID=9117354

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731201D Expired FR731201A (en) 1932-02-09 1932-02-09 Device for recording sound on phonographic discs

Country Status (1)

Country Link
FR (1) FR731201A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518790A1 (en) * 1981-12-21 1983-06-24 Karpov Valery Tone arm for audio disc systems - has tracking roller to provide radial motion for disc pick=up

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518790A1 (en) * 1981-12-21 1983-06-24 Karpov Valery Tone arm for audio disc systems - has tracking roller to provide radial motion for disc pick=up

Similar Documents

Publication Publication Date Title
FR781600A (en) Telephone recording and reproducing device
BE425453A (en) Device for recording or reproducing silent or sound films
FR731201A (en) Device for recording sound on phonographic discs
FR764896A (en) Electromagnetic device for recording and reproducing sounds
FR773875A (en) Device for recording sound on discs
FR841916A (en) Diaphragm drive device for recording sound on phonographic discs
FR736574A (en) Device for phonographic recording on smooth discs by means of any speaking machines
FR669728A (en) Uniform control device for phonogram holders for the recording and reproduction of talking films or similar uses
FR734027A (en) Device for recording and reproducing sounds
FR716439A (en) Sound recording device
FR779642A (en) Further development for electro-magnetic recording device
FR769475A (en) Automatic shut-off device for devices reproducing recorded sounds
FR845720A (en) Device for sound recording or reproduction
FR50946E (en) Diaphragm drive device for recording sound on phonographic discs
FR864054A (en) Device for the mechanical recording of sound on film
FR788449A (en) Method for recording and reproducing vibrations, sounds, and device for carrying out the method
FR893926A (en) Drive device for sound recording machines on discs
FR779306A (en) Device for recording and hearing sounds
FR746431A (en) Apparatus for reproducing sounds recorded on discs
FR748032A (en) Device for the reproduction of sound vibrations recorded on phonogram carriers in the form of tapes
FR785105A (en) Device for recording or reproducing sound films, for narrow film
FR897514A (en) Device for recording sounds with variable density
FR715481A (en) Device for reproducing or recording talking films
FR786567A (en) Recording and reproducing device for discs
FR746983A (en) Advanced device for reproducing sound from phonogram films