Training Seminar : The Hague : European Patent Office : 7-22 September 1981 : Technical Information as an aid to Industrial Development : Patent Documents).
Training Seminar : The Hague : European Patent Office : 7-22 September 1981 : Technical Information as an aid to Industrial Development : Patent Documents).
(F/E) : French and English version; See French version in SEMINAIRE DE FORMATION : LA HAYE : OFFICE EUROPEEN DES BREVETS : 7-22 SEPTEMBRE 1981 : UNE INFORMATION TECHNIQUE AU SERVICE DU DEVELOPPEMENT INDUSTRIEL : DOCUMENTS DE BREVETS; WIPO: EPO : European Patent Office; EC : European Commission;.