TREA

Valve-seats not provided for in preceding subgroups of this group Fixing of valve-seats

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Industry

  • CPC
  • F01L3/22
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES F01L3/00Lift-valve

Current Industry

F01L3/22Valve-seats not provided for in preceding subgroups of this group Fixing of valve-seats
Industries