Court of Justice (Full Court) 12 July 1973, 13-73 (Anciens Etablissements D. Angenieux fils aîné and Caisse primaire centrale d'assurance maladie de la région parisienne v Willy Hakenberg.)

Parties Subject of the case Grounds Decision on costs Endorsements Operative part Parties IN CASE 13/73 REFERENCE TO THE COURT UNDER ARTICLE 177 OF THE EEC TREATY BY THE COUR DE CASSATION OF FRANCE FOR A PRELIMINARY RULING IN THE ACTION PENDING BEFORE THAT COURT BETWEEN ANCIENS ETABLISSEMENTS D . ANGENIEUX FILS AINE, HAVING ITS SEAT AT ST .