Country | Action | Action Date | Effective Date |
BULGARIA | Acceptance | 21-Aug-1972 | |
CANADA | Acceptance | 15-Sep-1961 | |
CUBA | Adherence | 28-Nov-1975 | |
DENMARK | Definitive Signature | 24-Apr-1961 | |
FRANCE | Definitive Signature | 24-Apr-1961 | |
GERMAN DEMOCRATIC REPUBLIC | Adherence | 21-May-1974 | |
GERMANY FEDERAL REPUBLIC | Definitive Signature | 24-Apr-1961 | |
ICELAND | Definitive Signature | 24-Apr-1961 | |
ITALY | Acceptance | 14-Sep-1961 | |
JAPAN | Acceptance | 01-Jul-1970 | |
NORWAY | Definitive Signature | 24-Apr-1961 | |
POLAND | Acceptance | 05-Jun-1963 | |
PORTUGAL | Definitive Signature | 24-Apr-1961 | |
ROMANIA | Acceptance | 21-Mar-1967 | |
SOVIET UNION | Definitive Signature | 24-Apr-1961 | |
SPAIN | Definitive Signature | 24-Apr-1961 | |
UNITED KINGDOM | Definitive Signature | 24-Apr-1961 | |
UNITED KINGDOM | Signature | 24-Apr-1961 | |
UNITED STATES OF AMERICA | Signature | 24-Apr-1961 | |
UNITED STATES OF AMERICA | Acceptance | 09-Feb-1962 |