TREA

precious stones; pearls

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Industry

  • CPC
  • G01N33/381
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Parent Industries

GPHYSICS G01Measuring instruments G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES G01N33/00Investigating or analysing materials by specific methods not covered by the preceding groups

Current Industry

G01N33/381precious stones; pearls
Industries