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Heliotecnica S A
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Heliotecnica S A
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Application filed by Heliotecnica S AfiledCriticalHeliotecnica S A
Priority to ES497711ApriorityCriticalpatent/ES8204529A1/en
Publication of ES497711A0publicationCriticalpatent/ES497711A0/en
Publication of ES8204529A1publicationCriticalpatent/ES8204529A1/en
ES497711A1980-12-121980-12-12Improvements in systems for obtaining hot water health by solar energy in open circuit (Machine-translation by Google Translate, not legally binding)
ExpiredES8204529A1
(en)