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Priority to JP16479585UpriorityCriticalpatent/JPH0116838Y2/ja
Publication of JPS6273025UpublicationCriticalpatent/JPS6273025U/ja
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Sistema di aereazione totale di serre per colture protette,medianteazionamento delle intere strutture portanti delle coperture,o di sportellature totali che possono interessare l'intera superficie coperta con meccanismi manuali,od elettrici od elettronici