TREA

combined with sound-recording

Follow

Industry

  • CPC
  • G03C7/24
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G03Photography G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES G03C7/00Multicolour photographic processes or agents therefor Regeneration of such processing agents Photosensitive materials for multicolour processes

Current Industry

G03C7/24combined with sound-recording
Industries