TREA

with a standard

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Industry

  • CPC
  • F21S13/10
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F21Lighting F21SNON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF F21S13/00Non-electric lighting devices or systems employing a point-like light source Non-electric lighting devices or systems employing a light source of unspecified shape

Current Industry

F21S13/10with a standard
Industries