FR420020A - Perfectionnements apportés aux appareils phono-cinématographiques - Google Patents

Perfectionnements apportés aux appareils phono-cinématographiques

Info

Publication number
FR420020A
FR420020A FR420020DA FR420020A FR 420020 A FR420020 A FR 420020A FR 420020D A FR420020D A FR 420020DA FR 420020 A FR420020 A FR 420020A
Authority
FR
France
Prior art keywords
phono
cinematographic
devices
cinematographic devices
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)
Inventor
Juan Lupo
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.)
JUAN LUPO
Original Assignee
JUAN LUPO
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 JUAN LUPO filed Critical JUAN LUPO
Application granted granted Critical
Publication of FR420020A publication Critical patent/FR420020A/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)
FR420020D 1910-09-03 1910-09-03 Perfectionnements apportés aux appareils phono-cinématographiques Expired FR420020A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR420020T 1910-09-03

Publications (1)

Publication Number Publication Date
FR420020A true FR420020A (fr) 1911-01-20

Family

ID=1463198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR420020D Expired FR420020A (fr) 1910-09-03 1910-09-03 Perfectionnements apportés aux appareils phono-cinématographiques

Country Status (1)

Country Link
FR (1) FR420020A (fr)

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