FR456880A - Photoelectric sound reproduction process - Google Patents

Photoelectric sound reproduction process

Info

Publication number
FR456880A
FR456880A FR456880DA FR456880A FR 456880 A FR456880 A FR 456880A FR 456880D A FR456880D A FR 456880DA FR 456880 A FR456880 A FR 456880A
Authority
FR
France
Prior art keywords
sound reproduction
reproduction process
photoelectric sound
photoelectric
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
Raoul Maurice Gabrie
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.)
RAOUL MAURICE GABRIE
Original Assignee
RAOUL MAURICE GABRIE
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 RAOUL MAURICE GABRIE filed Critical RAOUL MAURICE GABRIE
Application granted granted Critical
Publication of FR456880A publication Critical patent/FR456880A/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)
FR456880D 1912-06-28 1912-06-28 Photoelectric sound reproduction process Expired FR456880A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR456880T 1912-06-28

Publications (1)

Publication Number Publication Date
FR456880A true FR456880A (en) 1913-09-06

Family

ID=1496629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR456880D Expired FR456880A (en) 1912-06-28 1912-06-28 Photoelectric sound reproduction process

Country Status (1)

Country Link
FR (1) FR456880A (en)

Similar Documents

Publication Publication Date Title
FR456880A (en) Photoelectric sound reproduction process
FR453174A (en) Improvements to sound reproducers
FR457661A (en) Basement investigation process
FR427088A (en) Cleaning process
FR446822A (en) Refrigeration process
FR450988A (en) Yeast improvement process
FR471743A (en) Machines reproducing sounds
FR405772A (en) Sound distributor applicable to talking machines
FR505378A (en) Tar gasification process
FR449061A (en) Advanced drying process
FR440365A (en) Cereal cleaning process
FR439102A (en) Book disinfection process
FR487653A (en) Improvements to sound generators
FR463232A (en) Continuous manufacturing process for nitrides
FR440537A (en) Metal purification process
FR449747A (en) Decoration process
FR15475E (en) Pinacone production process
FR465300A (en) Flour bleaching process
FR466012A (en) Process for the reproduction of model hats
FR469447A (en) Improved peat dewatering process
FR453514A (en) Process for the production of dianthraquinonylthioethers
FR450979A (en) Process for the production of carboxydiarylhydrols
FR451109A (en) Process for the production of beta-methyl-gamma-oxybutyldimethylamine
FR475988A (en) Cellulose digestion process
FR453611A (en) Advanced filtration process