TREA

comprising a gas or vapour

Follow

Industry

  • CPC
  • G02B5/202
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS G02B5/00Optical elements other than lenses

Current Industry

G02B5/202comprising a gas or vapour
Industries