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ES213363A1954-01-271954-01-27Un nuevo procedimiento y dispositivo para la fabricación de cuerpos huecos de materiales termoplásticos
ExpiredES213363A1
(es)
Procedimiento y dispositivo para la fabricacion en serie decuerpos huecos o macizos, en particular a partir de materia sintetica termoplastica susceptible de un estado espumoso.