TREA

in which sound track is on a moving-picture film

Follow

Industry

  • CPC
  • G03B31/02
This industry / category may be too specific. Please go to a parent level for more data

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

G03B31/02in which sound track is on a moving-picture film
Industries