TREA

ring-shaped

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Industry

  • CPC
  • F21Y2103/022
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F21Lighting F21YINDEXING SCHEME RELATING TO THE FORM OF THE LIGHT SOURCES F21Y2103/00Elongated light sources

Current Industry

F21Y2103/022ring-shaped
Industries