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Individual
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Individual
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Priority to ES0236780ApriorityCriticalpatent/ES236780A3/es
Publication of ES236780A3publicationCriticalpatent/ES236780A3/es
Caldera perfeccionada para calefacción y suministro de agua caliente, caracterizada porque construido enteramente en plancha de acero el agua envuelve totalmente al hogar y está atravesada por una pluralidad de tubos de humos horizontales.
ES0236780A1957-07-091957-07-09Caldera perfeccionada para calefaccion y suministro de agua caliente
ExpiredES236780A3
(es)