TREA

Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

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Industry

  • CPC
  • G03C1/685
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Parent Industries

GPHYSICS G03Photography G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES G03C1/00Photosensitive materials

Current Industry

G03C1/685Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
Industries