Country	Action	Action Date	Effective Date
AUSTRIA	Signature	25/10/1952
AUSTRIA	Ratification	12/04/1955
BELGIUM	Signature	25/10/1952
BELGIUM	Ratification	29/04/1955
BULGARIA	Signature	25/10/1952
BULGARIA	Ratification	25/02/1955
CZECHOSLOVAKIA	Signature	25/10/1952
CZECHOSLOVAKIA	Ratification	30/07/1954
DENMARK	Signature	25/10/1952
DENMARK	Ratification	05/07/1954
FINLAND	Signature	25/10/1952
FINLAND	Ratification	16/05/1956
FRANCE	Signature	25/10/1952
FRANCE	Ratification	04/03/1955
GREECE	Signature	25/10/1952
GREECE	Ratification	15/01/1956
HUNGARY	Signature	25/10/1952
HUNGARY	Ratification	03/12/1954
ITALY	Signature	25/10/1952
ITALY	Ratification	09/11/1955
LEBANON	Signature	25/10/1952
LEBANON	Ratification	22/04/1958
LIECHTENSTEIN	Signature	25/10/1952
LIECHTENSTEIN	Ratification	30/11/1954
LUXEMBOURG	Signature	25/10/1952
LUXEMBOURG	Ratification	12/01/1955
NETHERLANDS THE	Signature	25/10/1952
NETHERLANDS THE	Ratification	08/11/1954
NORWAY	Signature	25/10/1952
NORWAY	Ratification	13/01/1955
POLAND	Signature	25/10/1952
POLAND	Ratification	06/06/1955
PORTUGAL	Signature	25/10/1952
PORTUGAL	Ratification	30/01/1956
ROUMANIA	Signature	25/10/1952
ROUMANIA	Ratification	24/11/1954
SAAR TERRITORY	Accession	17/01/1956
SPAIN	Signature	25/10/1952
SPAIN	Ratification	28/06/1954
SWEDEN	Signature	25/10/1952
SWEDEN	Ratification	15/01/1955
SWITZERLAND	Signature	25/10/1952
SWITZERLAND	Ratification	21/04/1956
TURKEY	Signature	25/10/1952
TURKEY	Ratification	11/12/1956
UNITED KINGDOM	Signature	25/10/1952
UNITED KINGDOM	Ratification	15/06/1954
YUGOSLAVIA	Signature	25/10/1952
YUGOSLAVIA	Ratification	18/01/1956