Conference on the industrial property laws of English-speaking Africa : Committee for patent matters : sponsored jointly by the Economic Commission for Africa and the World Intellectual Property Organization / United Nations Economic Commission For Africa.
Conference on the industrial property laws of English-speaking Africa : Committee for patent matters : sponsored jointly by the Economic Commission for Africa and the World Intellectual Property Organization / United Nations Economic Commission For Africa.
Committee for Trademark and Industrial Design matters; 1e Session : Addis Ababa, June 4-10, 1974; ECA/WIPO/I/1-4; 2e Session : Nairobi, October 13-17, 1975; ECA/WIPO/II/1-8; 3e Session ; Lusaka, December 8-17, 1976; ECA/WIPO/III/1-7; 4e Session : Accra, December 5-13, 1977 ; ECA/WIPO/IV/1-8;.