îNTREPRINDEREA DE CONSTRUCTII INDUSTRIALE SI MONTAJ
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Priority to RO100948ApriorityCriticalpatent/RO80432B1/ro
Publication of RO80432A2publicationCriticalpatent/RO80432A2/fr
Publication of RO80432B1publicationCriticalpatent/RO80432B1/ro
Apparatus for hindering the harmful elevation of groundwater closed into basins formed by impermeable basements and/or filtered draining the household, agricultural sewages