Concept
Patent offices
Catalogue
- Books
Verzeichnis der Patentinformationszentren in den Mitgliedstaaten = Directory of patent information centres in the member states = Répertoire des centres d'information brevets des états membres / European Patent Office.
European Patent Office.Date: 1999- Books
European Patent Office : DG1 technical information activities / ed. by European Patent Office.
Date: 1982- Books
Dossier d'information / Institut National de la Propriété Industrielle.
Date: [1982]