TREA

Arrangements for supporting by hand

Follow

Industry

  • CPC
  • G02C3/04
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G02Optics G02CSPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES CONTACT LENSES G02C3/00Special supporting arrangements for lens assemblies or monocles

Current Industry

G02C3/04Arrangements for supporting by hand
Industries