FR817504A - Improvements made to silent or sound cinematographic film projection equipment - Google Patents

Improvements made to silent or sound cinematographic film projection equipment

Info

Publication number
FR817504A
FR817504A FR817504DA FR817504A FR 817504 A FR817504 A FR 817504A FR 817504D A FR817504D A FR 817504DA FR 817504 A FR817504 A FR 817504A
Authority
FR
France
Prior art keywords
silent
sound
improvements made
projection equipment
film projection
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR817504A publication Critical patent/FR817504A/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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
    • G03B41/10—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with oscillating reflecting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR817504D 1936-02-10 1937-02-09 Improvements made to silent or sound cinematographic film projection equipment Expired FR817504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE817504X 1936-02-10

Publications (1)

Publication Number Publication Date
FR817504A true FR817504A (en) 1937-09-04

Family

ID=6735232

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817504D Expired FR817504A (en) 1936-02-10 1937-02-09 Improvements made to silent or sound cinematographic film projection equipment

Country Status (1)

Country Link
FR (1) FR817504A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753302C (en) * 1940-06-08 1952-09-29 Tobis Tonbild Syndikat A G Lighting device for cinema projectors
DE1137622B (en) * 1959-07-14 1962-10-04 Elbe Kamera Gmbh Cinematographic playback device with optical compensation, especially for high frequency cinematography
US3402983A (en) * 1965-08-03 1968-09-24 Viewlex Inc Motion picture film reader
US3832047A (en) * 1972-07-07 1974-08-27 Bell & Howell Co Sequential picture apparatus with oscillatory optical compensator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753302C (en) * 1940-06-08 1952-09-29 Tobis Tonbild Syndikat A G Lighting device for cinema projectors
DE1137622B (en) * 1959-07-14 1962-10-04 Elbe Kamera Gmbh Cinematographic playback device with optical compensation, especially for high frequency cinematography
US3402983A (en) * 1965-08-03 1968-09-24 Viewlex Inc Motion picture film reader
US3832047A (en) * 1972-07-07 1974-08-27 Bell & Howell Co Sequential picture apparatus with oscillatory optical compensator

Similar Documents

Publication Publication Date Title
FR826396A (en) Photographic film enhancements
FR756067A (en) Cinematographic film projection device
FR817504A (en) Improvements made to silent or sound cinematographic film projection equipment
FR735194A (en) Improvements to cinematographic projection devices
FR810592A (en) Improvements to stereoscopic film cameras
FR820573A (en) Improvements to silent or sound cinematographic film projection apparatus and installations
FR825066A (en) Improvements to film loader cinematographic devices
FR775671A (en) Improvements to sound film projection devices
FR817894A (en) Improvements to cinematographic film projection devices
FR800772A (en) Improvements to film or photographic film
FR750725A (en) Improvements to combined cinematographic projection and sound reproduction equipment
FR799820A (en) Improvements to flims or photographic films
FR821887A (en) Improvements to film loaders for cinematographic devices
FR830623A (en) Projection device for narrow sound films
FR753612A (en) Improvements to sound film tapes
FR733654A (en) Improvements to sound cinematographic films
FR803140A (en) Improvements to cinematographic projection devices
FR735043A (en) Improvements to framing devices for cinematographic projection devices
FR654168A (en) Improvements to cinematographic film projection equipment
FR770355A (en) Improvements to sound cinematographic films
FR48081E (en) Improvements to cinematographic projection devices
FR40080E (en) Improvements to synchronized film projectors
FR40079E (en) Improvements to synchronized film projectors
FR39688E (en) Improvements to synchronized film projectors
FR819705A (en) Improvements to film reels for cinematographic devices