Classification internationale des brevets 1974
Joint ad hoc Committee of the Council of Europe and the World Intellectual Property Organization on the International Classification of Patents.
London Morgan Grampian pour l'Organisation Mondiale de la Propriete Intellectuelle
1974
Until the entry into force of the Strasbourg Agreement, the further development of the Int. Cl. is ensured by the Joint ad hoc Committee of the Council of Europe and the World Intellectual Property Organisation (WIPO) on the International Classification of Patents
Previous ed.: 1969
Patents