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Boetticher & Navarro SA
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Boetticher & Navarro SA
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Application filed by Boetticher & Navarro SAfiledCriticalBoetticher & Navarro SA
Priority to ES96971ApriorityCriticalpatent/ES96971A2/es
Publication of ES96971A2publicationCriticalpatent/ES96971A2/es
Un procedimiento para calefacción de edificios por agua caliente a baja presión con tuberías de distribución y colectoras a nivel inferior de la caldera.