TREA

the hollow frame members comprising several U-shaped parts assembled around a reinforcing core member

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Industry

  • CPC
  • E06B3/223
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Parent Industries

EFIXED CONSTRUCTIONS E06Doors, windows, ladders E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings Layout of fixed or moving closures

Current Industry

E06B3/223the hollow frame members comprising several U-shaped parts assembled around a reinforcing core member
Industries