FR32452E - Device for recording and reproducing sounds - Google Patents

Device for recording and reproducing sounds

Info

Publication number
FR32452E
FR32452E FR32452DA FR32452E FR 32452 E FR32452 E FR 32452E FR 32452D A FR32452D A FR 32452DA FR 32452 E FR32452 E FR 32452E
Authority
FR
France
Prior art keywords
recording
reproducing sounds
sounds
reproducing
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR32452E publication Critical patent/FR32452E/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)
FR32452D 1926-10-21 1926-10-21 Device for recording and reproducing sounds Expired FR32452E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32452T 1926-10-21

Publications (1)

Publication Number Publication Date
FR32452E true FR32452E (en) 1928-01-24

Family

ID=8670162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR32452D Expired FR32452E (en) 1926-10-21 1926-10-21 Device for recording and reproducing sounds

Country Status (1)

Country Link
FR (1) FR32452E (en)

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