Ευρωπαϊκή Σύμβαση για τη διεθνή ταξινόμηση των διπλωμάτων ευρεσιτεχνίας – Italian translation

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Ευρωπαϊκή Σύμβαση για τη διεθνή ταξινόμηση των διπλωμάτων ευρεσιτεχνίας

Convenzione europea sulla classificazione internazionale dei brevetti di invenzione; Convenzione europea sulla classificazione internazionale dei brevetti per invenzioni industriali

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