Country | Action | Action Date | Effective Date |
FRANCE | Signature | 21-Aug-1931 | |
HUNGARY | Signature | 21-Aug-1931 | |
ITALY | Signature | 21-Aug-1931 | |
SWITZERLAND | Signature | 21-Aug-1931 | |
SWITZERLAND | Ratification | 28-Dec-1931 | |
UNITED KINGDOM | Signature | 21-Aug-1931 |