International Classification of Patents - Council of Europe-WIPO Joint ad-hoc Committee
CE/WIPO/B/XI
December 9 to December 13, 1974 (Geneva, Switzerland) Onsite
21 - 30 / 33 items
CE/WIPO/B/XI
December 9 to December 13, 1974 (Geneva, Switzerland) Onsite
CE/WIPO/IX
January 15 to January 18, 1974 (Geneva, Switzerland) Onsite
CE/WIPO/B/X
January 7 to January 11, 1974 (Geneva, Switzerland) Onsite
CE/WIPO/VIII
June 26 to June 29, 1973 (Stockholm, Sweden) Onsite
CE/WIPO/B/IX
June 12 to June 23, 1973 (Stockholm, Sweden) Onsite
CE/WIPO/B/VIII
February 19 to March 2, 1973 (Geneva, Switzerland) Onsite
CE/WIPO/VII
November 28 to December 28, 1972 (Munich, Germany) Onsite
CE/WIPO/B/VII
November 20 to November 25, 1972 (Munich, Germany) Onsite
CE/WIPO/VI
June 5 to June 8, 1972 (The Hague, Netherlands (Kingdom of the)) Onsite
CE/WIPO/B/VI
May 26 to June 2, 1972 (The Hague, Netherlands (Kingdom of the)) Onsite