| Country | Action | Action Date | Effective Date |
|---|
| AUSTRALIA | Signature | 19/06/1934 | |
| AUSTRALIA | Declaration | 04/03/1935 | |
| CANADA | Signature | 19/06/1934 | |
| CHILE | Signature | 19/06/1934 | |
| Curacao | Extension | 27/07/1936 | |
| CZECHOSLOVAKIA | Signature | 19/06/1934 | |
| East Indies | Extension | 27/07/1936 | |
| East Indies | Reservation | 27/07/1936 | |
| EGYPT | Signature | 19/06/1934 | |
| EGYPT | Declaration | 28/10/1935 | |
| EGYPT | Declaration | 21/07/1936 | |
| EGYPT | Declaration | 25/02/1938 | |
| EGYPT | Declaration | 24/10/1940 | |
| EGYPT | Declaration | 25/07/1941 | |
| EGYPT | Declaration | 03/07/1942 | |
| GERMANY | Signature | 19/06/1934 | |
| GREECE | Signature | 19/06/1934 | |
| HUNGARY | Signature | 19/06/1934 | |
| Irish Free State | Signature | 19/06/1934 | |
| ITALY | Signature | 19/06/1934 | |
| LATVIA | Signature | 19/06/1934 | |
| MEXICO | Signature | 19/06/1934 | |
| Nauru | Extension | 04/03/1935 | |
| NETHERLANDS THE | Signature | 19/06/1934 | |
| NETHERLANDS THE | Declaration | 27/07/1936 | |
| New Guinea | Extension | 04/03/1935 | |
| NEW ZEALAND | Signature | 19/06/1934 | |
| Norfolk Island | Extension | 04/03/1935 | |
| PANAMA | Accession | 02/04/1935 | |
| Papua | Extension | 04/03/1935 | |
| PARAGUAY | Signature | 19/06/1934 | |
| PERSIA | Signature | 19/06/1934 | |
| PERU | Accession | 15/05/1935 | |
| POLAND | Signature | 19/06/1934 | |
| POLAND | Ratification | 18/04/1935 | |
| SOUTH AFRICA | Signature | 19/06/1934 | |
| SOUTH AFRICA | Declaration | 19/06/1934 | |
| SPAIN | Signature | 19/06/1934 | |
| SPAIN | Declaration | 19/06/1934 | |
| Surinam | Extension | 27/07/1936 | |
| Surinam | Reservation | 27/07/1936 | |
| UNITED KINGDOM | Signature | 19/06/1934 | |
| UNITED KINGDOM | Denunciation | 19/10/1948 | |
| UNITED STATES OF AMERICA | Signature | 19/06/1934 | |
| VENEZUELA | Signature | 19/06/1934 | |