TREA

in which sound track is not on, but is synchronised with, a moving-picture film

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Industry

  • CPC
  • G03B31/04
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Parent Industries

GPHYSICS G03Photography 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 reproducing means

Current Industry

G03B31/04in which sound track is not on, but is synchronised with, a moving-picture film
Industries