TREA

Subject matter not provided for in other groups of this subclass

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Industry

  • CPC
  • F23B99/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F23Combustion devices F23BMETHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL

Current Industry

F23B99/00Subject matter not provided for in other groups of this subclass
Industries