FLOOR PANEL
PURPOSE:To make a floor panel rigid and light weight, and simplify its construction by the use, as a floor-forming frame body, a grooved steel having protrusion for supporting the floor formed thereon continuously in the longitudinal direction thereof.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To make a floor panel rigid and light weight, and simplify its construction by the use, as a floor-forming frame body, a grooved steel having protrusion for supporting the floor formed thereon continuously in the longitudinal direction thereof. |
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