FR766770A - Method and apparatus for reproducing sound - Google Patents

Method and apparatus for reproducing sound

Info

Publication number
FR766770A
FR766770A FR766770DA FR766770A FR 766770 A FR766770 A FR 766770A FR 766770D A FR766770D A FR 766770DA FR 766770 A FR766770 A FR 766770A
Authority
FR
France
Prior art keywords
reproducing sound
reproducing
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
Christian-Heimann Olsen
Marcus Wulff
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 FR766770A publication Critical patent/FR766770A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR766770D 1933-01-11 1934-01-09 Method and apparatus for reproducing sound Expired FR766770A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK766770X 1933-01-11

Publications (1)

Publication Number Publication Date
FR766770A true FR766770A (en) 1934-07-04

Family

ID=8152700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR766770D Expired FR766770A (en) 1933-01-11 1934-01-09 Method and apparatus for reproducing sound

Country Status (1)

Country Link
FR (1) FR766770A (en)

Similar Documents

Publication Publication Date Title
DK50698C (en) Electrodynamic sound reproducing apparatus.
FR766770A (en) Method and apparatus for reproducing sound
FR768949A (en) Method and apparatus for recording sound
FR41990E (en) Method and apparatus for reproducing sound
FR746448A (en) Apparatus for the reproduction of images and sounds
FR763748A (en) Method and apparatus for recording sounds
FR713595A (en) Method and apparatus for recording and reproducing sound
FR718410A (en) Method and apparatus for recording and reproducing images and their accompanying sound
FR765593A (en) Method of reproducing sound films
FR793877A (en) Sound recording and reproducing apparatus
FR721942A (en) Method and apparatus for recording sounds
FR681303A (en) Method and apparatus for recording and reproducing sound
FR810167A (en) Method and apparatus for photoelectric sound reproduction
FR644437A (en) Method and apparatus for multiple recording and reproduction of sound
FR806569A (en) Method and apparatus for recording and reproducing sound
FR530074A (en) Method and apparatus for reproducing sounds and movements
FR732809A (en) Process for recording and reproducing sounds
FR885554A (en) Apparatus for reproducing sights and sounds
FR735896A (en) Sound recording and reproducing device
FR820968A (en) Method and apparatus for recording sound
FR782661A (en) Method and apparatus for recording and reproducing pulses
FR766235A (en) Method and apparatus for producing permanent waves
FR44355E (en) Method and apparatus for selecting different sounds or vibrations emitted simultaneously
FR730359A (en) Sound reproducing film and method and apparatus for obtaining variable density type sound recordings
FR697465A (en) Apparatus for reproducing sounds recorded on films