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Curing Cements, Concrete, And Artificial Stone
(AREA)
Abstract
La propiedad y la explotación exclusiva de un sifón de fibro-cemento, o pasta de cemento y amianto u otras fibras, que se caracteriza esencialmente por el hecho de llevar exteriormente dos nervios de refuerzo que recorren toda la parte media del contorno del sifón.
ES0004982U1937-06-111937-06-11Un sifón de fibro-cemento
PendingES4982U
(es)