Technical information as an aid to industrial development : Patent Documents : Training Seminar : The Hague - European Patent Office : September 6-22, 1982.
Technical information as an aid to industrial development : Patent Documents : Training Seminar : The Hague - European Patent Office : September 6-22, 1982.
(F/E) : French and English version; See French version in UNE INFORMATION TECHNIQUE AU SERVICE DU DEVELOPPEMENT INDUSTRIEL : LES DOCUMENTS DES BREVETS : LA HAYE - OFFICE EUROPEEN DES BREVETS : 6-22 SEPTEMBRE 1982; European Patent Office; Commission of the European Communities;.