TREA

Electronic devices other than hearing aids

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Industry

  • CPC
  • G02C11/10
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Parent Industries

GPHYSICS G02Optics G02CSPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES CONTACT LENSES G02C11/00Non-optical adjuncts Attachment thereof

Current Industry

G02C11/10Electronic devices other than hearing aids
Industries