FR780407A - Appareil de projection cinématographique avec dispositif amovible permettant la projection de films sonores - Google Patents

Appareil de projection cinématographique avec dispositif amovible permettant la projection de films sonores

Info

Publication number
FR780407A
FR780407A FR780407DA FR780407A FR 780407 A FR780407 A FR 780407A FR 780407D A FR780407D A FR 780407DA FR 780407 A FR780407 A FR 780407A
Authority
FR
France
Prior art keywords
projection
cinematographic
sound films
removable
allowing
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR780407A publication Critical patent/FR780407A/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)
FR780407D 1933-10-28 1934-10-27 Appareil de projection cinématographique avec dispositif amovible permettant la projection de films sonores Expired FR780407A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE780407X 1933-10-28

Publications (1)

Publication Number Publication Date
FR780407A true FR780407A (fr) 1935-04-26

Family

ID=6688474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR780407D Expired FR780407A (fr) 1933-10-28 1934-10-27 Appareil de projection cinématographique avec dispositif amovible permettant la projection de films sonores

Country Status (1)

Country Link
FR (1) FR780407A (fr)

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