FR1181655A - Control film - Google Patents

Control film

Info

Publication number
FR1181655A
FR1181655A FR1181655DA FR1181655A FR 1181655 A FR1181655 A FR 1181655A FR 1181655D A FR1181655D A FR 1181655DA FR 1181655 A FR1181655 A FR 1181655A
Authority
FR
France
Prior art keywords
control film
film
control
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.)
EMEL ETS
Original Assignee
EMEL ETS
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 EMEL ETS filed Critical EMEL ETS
Application granted granted Critical
Publication of FR1181655A publication Critical patent/FR1181655A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1181655D 1957-08-26 1957-08-26 Control film Expired FR1181655A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1181655T 1957-08-26

Publications (1)

Publication Number Publication Date
FR1181655A true FR1181655A (en) 1959-06-17

Family

ID=9662226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1181655D Expired FR1181655A (en) 1957-08-26 1957-08-26 Control film

Country Status (1)

Country Link
FR (1) FR1181655A (en)

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