HomeScience and Technology Status Lists ...1. Convention of the World Meteorological Organization, done at Washington October 11, 1947 hide 1. Convention of the World Meteorological Organization, done at Washington October 11, 1947 Depositary – Treaty Affairs Office of Treaty Affairs Entered into force March 23, 1950. The Convention came into force on the thirtieth day after the date of the deposit of the thirtieth instrument of ratification or accession and shall come into force for each State ratifying or acceding after that date on the thirtieth day after the deposit of its instrument of ratification or accession (Art. 35). Download Status List [173 KB] Tags Multilateral Scientific and Technological Cooperation Treaties
