FR946939A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR946939A
FR946939A FR946939DA FR946939A FR 946939 A FR946939 A FR 946939A FR 946939D A FR946939D A FR 946939DA FR 946939 A FR946939 A FR 946939A
Authority
FR
France
Prior art keywords
cinematographic
devices
cinematographic devices
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.)
HEMOS Ltd
Original Assignee
HEMOS Ltd
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 HEMOS Ltd filed Critical HEMOS Ltd
Application granted granted Critical
Publication of FR946939A publication Critical patent/FR946939A/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
    • G03B41/08—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating transmitting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR946939D 1944-10-04 1947-05-20 Improvements to cinematographic devices Expired FR946939A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB946939X 1944-10-04

Publications (1)

Publication Number Publication Date
FR946939A true FR946939A (en) 1949-06-17

Family

ID=10767246

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946939D Expired FR946939A (en) 1944-10-04 1947-05-20 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR946939A (en)

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