TREA

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Industry

  • CPC
  • G03B42/047
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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 G03B42/00Obtaining records using waves other than optical waves Visualisation of such records by using optical means

Current Industry

G03B42/047provided with marking means
Industries