BE470400A - Combination device for projection of a sound cinematographic film and radio hearing - Google Patents

Combination device for projection of a sound cinematographic film and radio hearing

Info

Publication number
BE470400A
BE470400A BE470400A BE470400A BE470400A BE 470400 A BE470400 A BE 470400A BE 470400 A BE470400 A BE 470400A BE 470400 A BE470400 A BE 470400A BE 470400 A BE470400 A BE 470400A
Authority
BE
Belgium
Prior art keywords
sound
projection
combination device
cinematographic film
hearing
Prior art date
Application number
BE470400A
Other languages
French (fr)
Original Assignee
Soc Et Et De Realisation Des B
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 Soc Et Et De Realisation Des B filed Critical Soc Et Et De Realisation Des B
Publication of BE470400A publication Critical patent/BE470400A/en

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K11/00—Combinations of a radio or television receiver with apparatus having a different main function
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
    • 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)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Projection Apparatus (AREA)
BE470400A 1946-05-22 1947-01-09 Combination device for projection of a sound cinematographic film and radio hearing BE470400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003442T 1946-05-22

Publications (1)

Publication Number Publication Date
BE470400A true BE470400A (en) 1947-02-28

Family

ID=9562998

Family Applications (1)

Application Number Title Priority Date Filing Date
BE470400A BE470400A (en) 1946-05-22 1947-01-09 Combination device for projection of a sound cinematographic film and radio hearing

Country Status (4)

Country Link
BE (1) BE470400A (en)
CH (1) CH260594A (en)
FR (1) FR1003442A (en)
NL (1) NL69252C (en)

Also Published As

Publication number Publication date
NL69252C (en) 1952-01-15
CH260594A (en) 1949-08-01
FR1003442A (en) 1952-03-18

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