| Country | Action | Action Date | Effective Date |
|---|
| ARGENTINE REPUBLIC | Signature | 07/07/1887 | |
| AUSTRALIA | Re-Application | 01/07/1954 | |
| AUSTRIA-HUNGARY | Signature | 07/07/1887 | |
| BELGIUM | Signature | 07/07/1887 | |
| BRAZIL | Signature | 07/07/1887 | |
| COLOMBIA | Signature | 07/07/1887 | |
| COSTA RICA | Signature | 07/07/1887 | |
| DENMARK | Signature | 07/07/1887 | |
| DOMINICAN REPUBLIC | Signature | 07/07/1887 | |
| FRANCE | Signature | 07/07/1887 | |
| GERMANY | Signature | 07/07/1887 | |
| GREECE | Signature | 07/07/1887 | |
| GUATEMALA | Signature | 07/07/1887 | |
| ITALY | Signature | 07/07/1887 | |
| NETHERLANDS THE | Signature | 07/07/1887 | |
| PERSIA | Signature | 07/07/1887 | |
| PORTUGAL | Signature | 07/07/1887 | |
| ROUMANIA | Signature | 07/07/1887 | |
| RUSSIA | Signature | 07/07/1887 | |
| SALVADOR | Signature | 07/07/1887 | |
| SERBIA | Signature | 07/07/1887 | |
| SPAIN | Signature | 07/07/1887 | |
| SWEDEN AND NORWAY | Signature | 07/07/1887 | |
| TURKEY | Signature | 07/07/1887 | |
| UNITED KINGDOM | Signature | 07/07/1887 | |
| UNITED STATES OF AMERICA | Signature | 07/07/1887 | |
| URUGUAY | Signature | 07/07/1887 | |