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Priority to ES441798ApriorityCriticalpatent/ES441798A3/es
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ES441798A1975-10-151975-10-15Perfeccionamientos en los sistemas de construccion de habi- taculos mediante paneles prefabricados.
ExpiredES441798A3
(es)
Sistema de techo en plantas para viviendas que resulte aca-bado a medida que se va construyendo por los dos ladosm te- cho raso por bajo y suelo por arriba.