FR671493A - Appareil cinématographique parlant portatif - Google Patents

Appareil cinématographique parlant portatif

Info

Publication number
FR671493A
FR671493A FR671493DA FR671493A FR 671493 A FR671493 A FR 671493A FR 671493D A FR671493D A FR 671493DA FR 671493 A FR671493 A FR 671493A
Authority
FR
France
Prior art keywords
portable talking
cinematographic
cinematographic device
talking
portable
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)
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR671493A publication Critical patent/FR671493A/fr
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)
FR671493D 1928-08-08 1929-03-14 Appareil cinématographique parlant portatif Expired FR671493A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US671493XA 1928-08-08 1928-08-08

Publications (1)

Publication Number Publication Date
FR671493A true FR671493A (fr) 1929-12-13

Family

ID=22074025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR671493D Expired FR671493A (fr) 1928-08-08 1929-03-14 Appareil cinématographique parlant portatif

Country Status (1)

Country Link
FR (1) FR671493A (fr)

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