GB177789A - Improvements in or relating to cinematographic apparatus - Google Patents

Improvements in or relating to cinematographic apparatus

Info

Publication number
GB177789A
GB177789A GB9069/22A GB906922A GB177789A GB 177789 A GB177789 A GB 177789A GB 9069/22 A GB9069/22 A GB 9069/22A GB 906922 A GB906922 A GB 906922A GB 177789 A GB177789 A GB 177789A
Authority
GB
United Kingdom
Prior art keywords
relating
cinematographic apparatus
cinematographic
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
GB9069/22A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB177789A publication Critical patent/GB177789A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B31/00Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/02Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is on a moving-picture film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB9069/22A 1921-03-31 1922-03-29 Improvements in or relating to cinematographic apparatus Expired GB177789A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR177789X 1921-03-31

Publications (1)

Publication Number Publication Date
GB177789A true GB177789A (en) 1923-03-15

Family

ID=8877901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9069/22A Expired GB177789A (en) 1921-03-31 1922-03-29 Improvements in or relating to cinematographic apparatus

Country Status (1)

Country Link
GB (1) GB177789A (en)

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