TREA

Optical arrangements

Follow

Industry

  • CPC
  • F21K9/50
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F21Lighting F21KLIGHT SOURCES NOT OTHERWISE PROVIDED FOR F21K9/00Electric lamps using semiconductor devices as light generating elements

Current Industry

F21K9/50Optical arrangements
Industries