FR847656A - Process for taking sound films - Google Patents

Process for taking sound films

Info

Publication number
FR847656A
FR847656A FR847656DA FR847656A FR 847656 A FR847656 A FR 847656A FR 847656D A FR847656D A FR 847656DA FR 847656 A FR847656 A FR 847656A
Authority
FR
France
Prior art keywords
sound films
taking sound
taking
films
sound
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.)
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 FR847656A publication Critical patent/FR847656A/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
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR847656D 1937-12-17 1938-12-16 Process for taking sound films Expired FR847656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE847656X 1937-12-17

Publications (1)

Publication Number Publication Date
FR847656A true FR847656A (en) 1939-10-13

Family

ID=1554496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR847656D Expired FR847656A (en) 1937-12-17 1938-12-16 Process for taking sound films

Country Status (1)

Country Link
FR (1) FR847656A (en)

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